{"product_id":"rc-era-c184-md500-100-size-scale-rc-helicopter-rtf-w-optical-flow-sensor","title":"RC ERA C184 MD500 100-Size Scale RC Helicopter - RTF w\/ Optical Flow Sensor","description":"\u003cstyle\u003e\n  \/* ==========================================================================\n     SCOPED STYLES: RC HELICOPTER TEMPLATE (.rc-copter-template)\n     Theme: Aerospace Tech Navy, Electric Blue \u0026 Warning Aviation Yellow\n     ========================================================================== *\/\n  .rc-copter-template,\n  .rc-copter-template * {\n    box-sizing: border-box;\n  }\n\n  .rc-copter-template {\n    max-width: 1000px;\n    margin: 0 auto;\n    padding: 12px;\n    font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif;\n    color: #1E293B;\n    line-height: 1.6;\n    background-color: #0B0F19; \/* 航空科技深邃暗色背景 *\/\n  }\n\n  \/* 图片严格按原始比例自适应渲染，绝不强制裁剪\/拉伸 *\/\n  .rc-copter-template img {\n    display: block;\n    width: 100%;\n    height: auto;\n    max-width: 100%;\n    border-radius: 16px;\n    filter: brightness(1.02) contrast(1.05);\n    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.15);\n  }\n\n  .rc-copter-template h1,\n  .rc-copter-template h2,\n  .rc-copter-template h3,\n  .rc-copter-template h4,\n  .rc-copter-template p {\n    margin-top: 0;\n  }\n\n  \/* 通用模块容器 *\/\n  .rc-copter-template .rc-wrap {\n    max-width: 900px;\n    margin: 0 auto;\n    padding: 28px 22px;\n    background: #111827; \/* 高级碳纤维质感深灰卡片底色 *\/\n    border: 1px solid #1F2937;\n    border-radius: 20px;\n    margin-bottom: 22px;\n    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);\n    color: #F3F4F6;\n  }\n\n  \/* Kicker 航空黄胶囊标签 *\/\n  .rc-copter-template .rc-kicker {\n    display: inline-block;\n    margin-bottom: 12px;\n    padding: 5px 14px;\n    background: rgba(234, 179, 8, 0.15);\n    color: #FACC15;\n    border: 1px solid rgba(234, 179, 8, 0.3);\n    border-radius: 999px;\n    font-size: 11px;\n    font-weight: 800;\n    letter-spacing: 1.2px;\n    text-transform: uppercase;\n  }\n\n  \/* HERO 主视觉区（航空深空蓝渐变） *\/\n  .rc-copter-template .rc-hero .rc-wrap {\n    text-align: center;\n    background: linear-gradient(150deg, #0F172A 100%, #1E293B 0%);\n    border: 1.5px solid #3B82F6; \/* 科技蓝边框 *\/\n    color: #FFFFFF;\n    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.25);\n  }\n  .rc-copter-template .rc-hero .rc-kicker {\n    background: #3B82F6;\n    color: #FFFFFF;\n    border: none;\n  }\n  .rc-copter-template .rc-hero h1 {\n    font-size: 28px;\n    font-weight: 900;\n    line-height: 1.35;\n    margin-bottom: 12px;\n    color: #FFFFFF;\n    letter-spacing: -0.3px;\n  }\n  .rc-copter-template .rc-hero-sub {\n    max-width: 720px;\n    margin: 0 auto 20px;\n    font-size: 15px;\n    color: #9CA3AF;\n  }\n\n  \/* 卖点高亮网格 *\/\n  .rc-copter-template .rc-highlights-grid {\n    display: grid;\n    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));\n    gap: 10px;\n    margin-top: 18px;\n  }\n  .rc-copter-template .rc-highlight-item {\n    padding: 10px 12px;\n    background: rgba(31, 41, 55, 0.8);\n    border: 1.5px solid rgba(59, 130, 246, 0.3);\n    border-radius: 12px;\n    font-size: 13px;\n    font-weight: 700;\n    color: #60A5FA;\n    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);\n  }\n\n  \/* 标题与文本 *\/\n  .rc-copter-template h2 {\n    font-size: 24px;\n    font-weight: 800;\n    color: #FFFFFF;\n    margin-bottom: 12px;\n    line-height: 1.3;\n  }\n  .rc-copter-template h3 {\n    font-size: 18px;\n    font-weight: 800;\n    color: #60A5FA; \/* 科技蓝标题色，无数字序号 *\/\n    margin-bottom: 8px;\n  }\n  .rc-copter-template .rc-copy {\n    font-size: 15px;\n    color: #9CA3AF;\n    margin-bottom: 14px;\n  }\n\n  .rc-copter-template .rc-img-box {\n    margin: 18px 0;\n    border-radius: 16px;\n    overflow: hidden;\n    border: 1px solid #374151;\n  }\n\n  \/* 特性卡片 *\/\n  .rc-copter-template .rc-feature-card {\n    margin-bottom: 28px;\n    padding-bottom: 20px;\n    border-bottom: 1px solid #1F2937;\n  }\n  .rc-copter-template .rc-feature-card:last-child {\n    margin-bottom: 0;\n    padding-bottom: 0;\n    border-bottom: none;\n  }\n\n  \/* 规格与配件表格 *\/\n  .rc-copter-template .rc-spec-table {\n    width: 100%;\n    border-collapse: collapse;\n    margin-top: 14px;\n  }\n  .rc-copter-template .rc-spec-table td {\n    padding: 12px 14px;\n    border-bottom: 1px solid #1F2937;\n    font-size: 14px;\n  }\n  .rc-copter-template .rc-spec-table td:first-child {\n    width: 45%;\n    font-weight: 700;\n    color: #FACC15;\n    background: rgba(31, 41, 55, 0.5);\n  }\n  .rc-copter-template .rc-spec-table td:last-child {\n    color: #E5E7EB;\n  }\n\n  \/* 优缺点对比网格 *\/\n  .rc-copter-template .rc-pros-cons {\n    display: grid;\n    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));\n    gap: 16px;\n    margin-top: 16px;\n  }\n  .rc-copter-template .rc-pros-box {\n    padding: 18px;\n    background: rgba(6, 78, 59, 0.2);\n    border: 1px solid rgba(16, 185, 129, 0.3);\n    border-radius: 14px;\n  }\n  .rc-copter-template .rc-cons-box {\n    padding: 18px;\n    background: rgba(127, 29, 29, 0.2);\n    border: 1px solid rgba(239, 68, 68, 0.3);\n    border-radius: 14px;\n  }\n  .rc-copter-template .rc-pros-box h4 { color: #34D399; margin-bottom: 10px; font-size: 16px; }\n  .rc-copter-template .rc-cons-box h4 { color: #F87171; margin-bottom: 10px; font-size: 16px; }\n\n  .rc-copter-template ul {\n    margin: 0;\n    padding-left: 18px;\n    color: #9CA3AF;\n  }\n  .rc-copter-template li {\n    margin-bottom: 6px;\n    font-size: 14px;\n  }\n\n  \/* FAQ 折叠\/问答卡片 *\/\n  .rc-copter-template .rc-faq-item {\n    margin-bottom: 14px;\n    padding: 14px 16px;\n    background: rgba(31, 41, 55, 0.6);\n    border: 1px solid #374151;\n    border-radius: 12px;\n  }\n  .rc-copter-template .rc-faq-item strong {\n    color: #FACC15;\n    display: block;\n    font-size: 15px;\n    margin-bottom: 4px;\n  }\n  .rc-copter-template .rc-faq-item p {\n    margin: 0;\n    font-size: 14px;\n    color: #9CA3AF;\n  }\n\n  \/* ==========================================================================\n     INTEGRATED BRAND PROOF BADGE STYLES (Scoped inside template)\n     ========================================================================== *\/\n  .rc-copter-template .usd-brand-proof,\n  .rc-copter-template .usd-brand-proof * {\n    box-sizing: border-box;\n  }\n\n  .rc-copter-template .usd-brand-proof {\n    --usd-navy: #071a33;\n    --usd-ivory: #fffaf0;\n    --usd-cream: #f5efe2;\n    --usd-gold: #d8a52d;\n    --usd-gold-light: #ffe08a;\n    --usd-red: #b23a3a;\n    --usd-green: #17965b;\n    --usd-blue: #2b65b1;\n    --usd-text: #0f223a;\n    --usd-muted: #5f6d80;\n\n    position: relative;\n    width: 100%;\n    margin: 0 0 22px;\n    overflow: hidden;\n    border: 2px solid #3B82F6;\n    border-radius: 14px;\n    background:\n      radial-gradient(circle at 90% 5%, rgba(216, 165, 45, 0.22), transparent 28%),\n      linear-gradient(135deg, var(--usd-ivory) 0%, #ffffff 58%, var(--usd-cream) 100%);\n    box-shadow:\n      0 12px 28px rgba(7, 26, 51, 0.18),\n      0 3px 8px rgba(7, 26, 51, 0.08),\n      inset 0 1px 0 rgba(255,255,255,.85);\n    color: var(--usd-text);\n    font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Arial, Helvetica, sans-serif;\n  }\n\n  .rc-copter-template .usd-brand-proof::before {\n    display: block;\n    width: 100%;\n    height: 6px;\n    content: \"\";\n    background:\n      linear-gradient(\n        90deg,\n        var(--usd-navy) 0%,\n        var(--usd-blue) 28%,\n        var(--usd-gold-light) 50%,\n        var(--usd-red) 72%,\n        var(--usd-navy) 100%\n      );\n    background-size: 220% 100%;\n    animation: usdStripeMove 4.6s linear infinite;\n  }\n\n  .rc-copter-template .usd-proof-inner {\n    position: relative;\n    display: grid;\n    grid-template-columns: 54px minmax(0, 1fr) auto;\n    gap: 14px;\n    align-items: center;\n    min-height: 84px;\n    padding: 14px 16px;\n  }\n\n  .rc-copter-template .usd-seal {\n    position: relative;\n    width: 54px;\n    height: 54px;\n    display: flex;\n    align-items: center;\n    justify-content: center;\n    border: 2px solid #9bb5d3;\n    border-radius: 15px;\n    background: linear-gradient(145deg, #eef5ff 0%, #ffffff 65%, #e8f0fb 100%);\n    color: var(--usd-navy);\n    box-shadow: 0 8px 18px rgba(7, 26, 51, 0.16), inset 0 1px 0 rgba(255,255,255,.9);\n    animation: usdSealFloat 2.8s ease-in-out infinite;\n  }\n\n  .rc-copter-template .usd-seal svg {\n    width: 30px;\n    height: 30px;\n    stroke: currentColor;\n  }\n\n  .rc-copter-template .usd-seal::after {\n    position: absolute;\n    right: -6px;\n    bottom: -6px;\n    width: 24px;\n    height: 24px;\n    display: flex;\n    align-items: center;\n    justify-content: center;\n    content: \"✓\";\n    border: 3px solid #ffffff;\n    border-radius: 50%;\n    background: var(--usd-green);\n    color: #ffffff;\n    font-size: 11px;\n    font-weight: 950;\n    box-shadow: 0 5px 12px rgba(23, 150, 91, 0.30);\n    animation: usdVerifiedPulse 1.8s ease-out infinite;\n  }\n\n  .rc-copter-template .usd-copy {\n    min-width: 0;\n  }\n\n  .rc-copter-template .usd-eyebrow {\n    display: flex;\n    align-items: center;\n    gap: 7px;\n    margin-bottom: 3px;\n    color: var(--usd-blue);\n    font-size: 10px;\n    font-weight: 950;\n    letter-spacing: 0.115em;\n    text-transform: uppercase;\n  }\n\n  .rc-copter-template .usd-eyebrow::before {\n    width: 8px;\n    height: 8px;\n    flex-shrink: 0;\n    border-radius: 50%;\n    background: var(--usd-red);\n    box-shadow: 0 0 0 4px rgba(178, 58, 58, 0.11);\n    content: \"\";\n    animation: usdDotPulse 2.2s ease-in-out infinite;\n  }\n\n  .rc-copter-template .usd-title {\n    overflow: hidden;\n    margin-bottom: 3px;\n    color: var(--usd-navy);\n    font-size: 17px;\n    font-weight: 950;\n    letter-spacing: -0.025em;\n    text-overflow: ellipsis;\n    white-space: nowrap;\n  }\n\n  .rc-copter-template .usd-subtitle {\n    color: var(--usd-muted);\n    font-size: 11px;\n    font-weight: 650;\n    line-height: 1.42;\n  }\n\n  .rc-copter-template .usd-authority-badge {\n    position: relative;\n    z-index: 1;\n    display: inline-flex;\n    align-items: center;\n    justify-content: center;\n    min-height: 36px;\n    padding: 9px 12px;\n    border: 2px solid var(--usd-gold);\n    border-radius: 10px;\n    background: linear-gradient(180deg, #fff9e7 0%, #f5df9b 100%);\n    color: #684500;\n    font-size: 9px;\n    font-weight: 950;\n    letter-spacing: 0.075em;\n    text-align: center;\n    text-transform: uppercase;\n    white-space: nowrap;\n    box-shadow: 0 6px 14px rgba(142, 94, 0, 0.15);\n    animation: usdBadgeLift 2.5s ease-in-out infinite;\n  }\n\n  .rc-copter-template .usd-authority-badge::before {\n    margin-right: 5px;\n    color: var(--usd-navy);\n    content: \"★\";\n    font-size: 10px;\n  }\n\n  @keyframes usdStripeMove {\n    0% { background-position: 0% 50%; }\n    100% { background-position: 220% 50%; }\n  }\n  @keyframes usdSealFloat {\n    0%, 100% { transform: translateY(0); }\n    50% { transform: translateY(-3px); }\n  }\n  @keyframes usdVerifiedPulse {\n    0% { box-shadow: 0 0 0 0 rgba(23, 150, 91, 0.36), 0 5px 12px rgba(23, 150, 91, 0.30); }\n    70% { box-shadow: 0 0 0 9px rgba(23, 150, 91, 0), 0 5px 12px rgba(23, 150, 91, 0.30); }\n    100% { box-shadow: 0 0 0 0 rgba(23, 150, 91, 0), 0 5px 12px rgba(23, 150, 91, 0.30); }\n  }\n  @keyframes usdDotPulse {\n    0%, 100% { opacity: 1; transform: scale(1); }\n    50% { opacity: .66; transform: scale(1.25); }\n  }\n  @keyframes usdBadgeLift {\n    0%, 100% { transform: translateY(0); }\n    50% { transform: translateY(-2px); }\n  }\n\n  \/* 响应式适配 *\/\n  @media screen and (max-width: 768px) {\n    .rc-copter-template .rc-hero h1 {\n      font-size: 22px;\n    }\n    .rc-copter-template h2 {\n      font-size: 20px;\n    }\n    .rc-copter-template .rc-wrap {\n      padding: 20px 16px;\n    }\n    .rc-copter-template .usd-proof-inner {\n      grid-template-columns: 46px minmax(0, 1fr);\n      padding: 11px 12px;\n    }\n    .rc-copter-template .usd-authority-badge {\n      grid-column: 1 \/ -1;\n      margin-top: 4px;\n    }\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"rc-copter-template\"\u003e\n\u003c!-- 1. HERO HEAD --\u003e\n\u003csection class=\"rc-hero\"\u003e\n\u003cdiv class=\"rc-wrap\"\u003e\n\u003cdiv class=\"rc-kicker\"\u003e100-SIZE SCALE RC HELICOPTER\u003c\/div\u003e\n\u003ch1\u003eRC ERA C184 MD500 100-Size Scale RC Helicopter\u003c\/h1\u003e\n\u003cp class=\"rc-hero-sub\"\u003eA Faithful Scale Representation of the Legendary MD500. Features Optical Flow Sensor stability, 6G stabilization, and Ready-to-Fly convenience for beginners and collectors alike.\u003c\/p\u003e\n\u003cdiv class=\"rc-img-box\" style=\"margin-top: 20px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0983\/2936\/2752\/files\/1_2.gif?v=1792380078\" alt=\"\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"rc-highlights-grid\"\u003e\n\u003cdiv class=\"rc-highlight-item\"\u003e🚁 Realistic MD500 Scale\u003c\/div\u003e\n\u003cdiv class=\"rc-highlight-item\"\u003e🎯 Optical Flow Hovering\u003c\/div\u003e\n\u003cdiv class=\"rc-highlight-item\"\u003e⚖️ Rock-Solid 6G Stabilization\u003c\/div\u003e\n\u003cdiv class=\"rc-highlight-item\"\u003e📦 Ready-to-Fly (RTF)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- 2. PRODUCT OVERVIEW \u0026 GALLERY --\u003e\n\u003csection class=\"rc-overview\"\u003e\n\u003cdiv class=\"rc-wrap\"\u003e\n\u003cdiv class=\"rc-kicker\"\u003eLEGENDARY AIRCRAFT REPLICA\u003c\/div\u003e\n\u003ch2\u003eEngineered for Scale Realism \u0026amp; Flight Stability\u003c\/h2\u003e\n\u003cp class=\"rc-copy\"\u003eThe RC ERA C184 MD500 is modeled after the real-world MD500 — a helicopter widely recognized for its use in law enforcement, military operations, and aerial work. It comes Ready-to-Fly with an optical flow sensor for stable indoor hovering.\u003c\/p\u003e\n\u003cdiv class=\"rc-img-box\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0983\/2936\/2752\/files\/s-l1600__14113.webp?v=1792380114\" alt=\"\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- 3. ADVANCED FEATURES (无数字序号，采用精炼小标题) --\u003e\n\u003csection class=\"rc-features\"\u003e\n\u003cdiv class=\"rc-wrap\"\u003e\n\u003cdiv class=\"rc-kicker\"\u003eADVANCED FLIGHT TECH\u003c\/div\u003e\n\u003ch2\u003eWhy the C184 MD500 Stands Out\u003c\/h2\u003e\n\u003cdiv class=\"rc-feature-card\"\u003e\n\u003ch3\u003eAdvanced Flybarless Engineering\u003c\/h3\u003e\n\u003cp class=\"rc-copy\"\u003eThe flybarless design reduces mechanical complexity compared to traditional helicopters, resulting in more stable flight and lower long-term maintenance with fewer moving parts.\u003c\/p\u003e\n\u003cdiv class=\"rc-img-box\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0983\/2936\/2752\/files\/s-l1600__20272.webp?v=1792380114\" alt=\"\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"rc-feature-card\"\u003e\n\u003ch3\u003ePrecision Optical Flow Positioning\u003c\/h3\u003e\n\u003cp class=\"rc-copy\"\u003eDownward-facing sensors help reduce positional drift and allow the helicopter to maintain a consistent flight height, significantly easing throttle management for beginners.\u003c\/p\u003e\n\u003cdiv class=\"rc-img-box\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0983\/2936\/2752\/files\/s-l1600__13386.webp?v=1792380114\" alt=\"\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"rc-feature-card\"\u003e\n\u003ch3\u003eUpgraded High-Precision Transmitter\u003c\/h3\u003e\n\u003cp class=\"rc-copy\"\u003eFeatures quality gimbal sticks for precise control inputs on the 2.4GHz frequency band, delivering a reliable signal within the 80–100m control range.\u003c\/p\u003e\n\u003cdiv class=\"rc-img-box\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0983\/2936\/2752\/files\/s-l1600__63719.webp?v=1792380114\" alt=\"\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"rc-feature-card\"\u003e\n\u003ch3\u003eRock-Solid 6G Stabilization \u0026amp; Safeguards\u003c\/h3\u003e\n\u003cp class=\"rc-copy\"\u003eThe 6-axis gyroscope compensates for minor disturbances and beginner errors. Built-in low battery voltage, motor stall, and signal loss protection ensure worry-free flights.\u003c\/p\u003e\n\u003cdiv class=\"rc-img-box\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0983\/2936\/2752\/files\/s-l1600__61207.webp?v=1792380114\" alt=\"\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"rc-feature-card\"\u003e\n\u003ch3\u003eSmart Modular Power \u0026amp; Impact-Resistant Build\u003c\/h3\u003e\n\u003cp class=\"rc-copy\"\u003eModular 7.4V 350mAh battery provides ~12 minutes of flight per charge. The impact-resistant structure gives pilots confidence during the learning phase against minor bumps.\u003c\/p\u003e\n\u003cdiv class=\"rc-img-box\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0983\/2936\/2752\/files\/s-l1600__01760.webp?v=1792380114\" alt=\"\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- 4. FLIGHT ANGLES \u0026 TOP VIEW --\u003e\n\u003csection class=\"rc-gallery\"\u003e\n\u003cdiv class=\"rc-wrap\"\u003e\n\u003cdiv class=\"rc-kicker\"\u003eVISUAL SHOWCASE\u003c\/div\u003e\n\u003ch2\u003ePrecision Craftsmanship from Every Angle\u003c\/h2\u003e\n\u003cdiv class=\"rc-img-box\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0983\/2936\/2752\/files\/s-l1600__71394.webp?v=1792380114\" alt=\"\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- 5. PROS \u0026 CONS --\u003e\n\u003csection class=\"rc-proscons-section\"\u003e\n\u003cdiv class=\"rc-wrap\"\u003e\n\u003cdiv class=\"rc-kicker\"\u003eEVALUATION\u003c\/div\u003e\n\u003ch2\u003ePros \u0026amp; Limitations\u003c\/h2\u003e\n\u003cdiv class=\"rc-pros-cons\"\u003e\n\u003cdiv class=\"rc-pros-box\"\u003e\n\u003ch4\u003e✅ What Works Well\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eRealistic MD500 scale body — great display piece\u003c\/li\u003e\n\u003cli\u003eOptical flow + altitude hold for easy indoor hovering\u003c\/li\u003e\n\u003cli\u003eReady-to-Fly out of the box — zero assembly\u003c\/li\u003e\n\u003cli\u003e4 color options available for collectors\u003c\/li\u003e\n\u003cli\u003eFlybarless design requires less routine maintenance\u003c\/li\u003e\n\u003cli\u003eImpact-resistant build handles minor bumps well\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"rc-cons-box\"\u003e\n\u003ch4\u003e⚠️ Limitations to Note\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eNot suited for windy outdoor conditions (99g weight)\u003c\/li\u003e\n\u003cli\u003eOptical flow works best on textured surfaces\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- 6. TECHNICAL SPECIFICATIONS \u0026 BOX CONTENTS --\u003e\n\u003csection class=\"rc-specs\"\u003e\n\u003cdiv class=\"rc-wrap\"\u003e\n\u003cdiv class=\"rc-kicker\"\u003eSPECIFICATIONS\u003c\/div\u003e\n\u003ch2\u003eTechnical Specifications \u0026amp; Included Items\u003c\/h2\u003e\n\u003ctable class=\"rc-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor Diameter\u003c\/td\u003e\n\u003ctd\u003e256mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Length\u003c\/td\u003e\n\u003ctd\u003e239mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight\u003c\/td\u003e\n\u003ctd\u003e93mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlying Weight\u003c\/td\u003e\n\u003ctd\u003e99g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlight Time\u003c\/td\u003e\n\u003ctd\u003eApprox. 12 Minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging Time\u003c\/td\u003e\n\u003ctd\u003eApprox. 60 Minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRadio Control Frequency\u003c\/td\u003e\n\u003ctd\u003e2.4GHz (80–100m range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHelicopter Battery\u003c\/td\u003e\n\u003ctd\u003e7.4V 350mAh (Included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmitter Battery\u003c\/td\u003e\n\u003ctd\u003e4 × 1.5AA Batteries (Not Included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 style=\"margin-top: 24px; color: #facc15;\"\u003e📦 What's Included in the Box?\u003c\/h3\u003e\n\u003ctable class=\"rc-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRC ERA C184 MD500 Helicopter\u003c\/td\u003e\n\u003ctd\u003e1 pc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlight Battery\u003c\/td\u003e\n\u003ctd\u003e1 pc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRemote Control Transmitter\u003c\/td\u003e\n\u003ctd\u003e1 pc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstruction Manual \u0026amp; USB Charging Cable\u003c\/td\u003e\n\u003ctd\u003e1 ea\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpare Main Rotor Blades\u003c\/td\u003e\n\u003ctd\u003e2 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpare Tail Rotor Blade\u003c\/td\u003e\n\u003ctd\u003e1 pc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eScrewdriver \u0026amp; Hex Wrench\u003c\/td\u003e\n\u003ctd\u003e1 ea\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- INTEGRATED BRAND PROTECTION BADGE --\u003e\n\u003cdiv class=\"usd-brand-proof\" role=\"region\" aria-label=\"Brand store purchase protection\"\u003e\n\u003cdiv class=\"usd-proof-inner\"\u003e\n\u003cdiv class=\"usd-seal\" aria-hidden=\"true\"\u003e\u003csvg viewbox=\"0 0 24 24\" fill=\"none\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\n          \u003cpath d=\"M12 3 4.5 6.4v5.2c0 4.7 3.1 8.8 7.5 10.1 4.4-1.3 7.5-5.4 7.5-10.1V6.4L12 3Z\"\u003e\u003c\/path\u003e\n          \u003cpath d=\"m8.6 12.1 2.2 2.2 4.7-5\"\u003e\u003c\/path\u003e\n        \u003c\/svg\u003e\u003c\/div\u003e\n\u003cdiv class=\"usd-copy\"\u003e\n\u003cdiv class=\"usd-eyebrow\"\u003eVerified Brand Partner\u003c\/div\u003e\n\u003cdiv class=\"usd-title\"\u003eOfficial Store Protection\u003c\/div\u003e\n\u003cdiv class=\"usd-subtitle\"\u003eSecure checkout · Direct store-backed support \u0026amp; quality guarantee\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"usd-authority-badge\"\u003eVerified Online Store\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- 7. FREQUENTLY ASKED QUESTIONS --\u003e\n\u003csection class=\"rc-faq\"\u003e\n\u003cdiv class=\"rc-wrap\"\u003e\n\u003cdiv class=\"rc-kicker\"\u003eSUPPORT \u0026amp; FAQ\u003c\/div\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv class=\"rc-faq-item\"\u003e\n\u003cstrong\u003eQ1: Is the RC ERA C184 MD500 suitable for beginners?\u003c\/strong\u003e\n\u003cp\u003eYes. Features 6G stabilization, optical flow positioning, altitude hold, and one-key takeoff\/landing, making it ideal for beginners.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"rc-faq-item\"\u003e\n\u003cstrong\u003eQ2: Does it come ready to fly?\u003c\/strong\u003e\n\u003cp\u003eYes. This RTF package includes the helicopter, transmitter, battery, charger, and essential accessories.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"rc-faq-item\"\u003e\n\u003cstrong\u003eQ3: What is Optical Flow Positioning?\u003c\/strong\u003e\n\u003cp\u003eIt uses downward sensors to help the helicopter maintain a stable hover and reduce drifting during flight.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"rc-faq-item\"\u003e\n\u003cstrong\u003eQ4: How long is the flight time and control range?\u003c\/strong\u003e\n\u003cp\u003eFlight time is approximately 12 minutes per charge, and control range is 80–100 meters under normal conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"rc-faq-item\"\u003e\n\u003cstrong\u003eQ5: Can it be flown outdoors?\u003c\/strong\u003e\n\u003cp\u003eOutdoor flying is possible in calm conditions, but the 99g weight means wind resistance is limited. Stick to low-wind days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"1","offers":[{"title":"Default Title","offer_id":49893659083011,"sku":"飞机-黄蓝色-单电套餐","price":119.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4227\/files\/s-l1600__80892.jpg?v=1792393741","url":"https:\/\/www.vezoya.com\/products\/rc-era-c184-md500-100-size-scale-rc-helicopter-rtf-w-optical-flow-sensor","provider":"Vezoya","version":"1.0","type":"link"}