{"product_id":"emax-ecoii-3520-brushless-motor","title":"EMAX ECOII 3520 Brushless Motor","description":"\u003cstyle\u003e\n    .emx3520{\n      --red:#e31b23;--black:#070809;--panel:#0d0f12;--panel2:#12151a;--line:#292d33;\n      --text:#f3f4f6;--muted:#a7adb7;background:var(--black);color:var(--text);\n      border:1px solid #1c1f24;font-family:Arial,Helvetica,sans-serif;line-height:1.55;overflow:hidden;isolation:isolate\n    }\n    .emx3520 *{box-sizing:border-box}.emx3520 img{display:block;width:100%;height:auto}.emx3520 p{margin-top:0;color:#c9cdd4}\n    .emx3520 h2,.emx3520 h3,.emx3520 h4{margin-top:0;color:#fff;font-weight:800;letter-spacing:.02em;line-height:1.12}\n    .emx3520 h2{font-size:clamp(36px,6vw,72px);margin-bottom:18px}.emx3520 h3{font-size:clamp(24px,3vw,36px);margin-bottom:14px}.emx3520 h4{font-size:18px;margin-bottom:7px}\n    .emx3520 .wrap{width:min(1160px,100%);margin:auto;padding:0 26px}.emx3520 .section{padding:68px 0;border-top:1px solid var(--line)}\n    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11px;border:1px solid #3a1b1e;background:#170b0d;color:#ffb8bb;font-size:11px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;margin-bottom:18px}\n    .emx3520 .hero h2 span{color:var(--red)}.emx3520 .hero-side{border-left:2px solid var(--red);padding:4px 0 4px 20px}.emx3520 .hero-side strong{display:block;color:#fff;font-size:14px;letter-spacing:.08em;text-transform:uppercase;margin-bottom:8px}.emx3520 .hero-side span{display:block;color:#8f969f;font-size:13px;line-height:1.65}\n    .emx3520 .stats{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line);margin-top:42px}.emx3520 .stat{min-height:122px;padding:21px 20px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:linear-gradient(180deg,#0e1013,#0a0c0e)}.emx3520 .stat small{display:block;color:#7f8792;font-size:10px;font-weight:800;letter-spacing:.15em;text-transform:uppercase;margin-bottom:9px}.emx3520 .stat strong{display:block;color:#fff;font-size:28px;line-height:1}.emx3520 .stat span{display:block;color:#9ba1aa;font-size:12px;margin-top:7px}\n    .emx3520 .media{margin:30px 0 0;border:1px solid #25292f;background:#050607;box-shadow:0 22px 55px rgba(0,0,0,.36)}\n    .emx3520 .grid2{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:start}.emx3520 .card{padding:26px;border:1px solid var(--line);background:linear-gradient(160deg,#111419,#090b0d)}\n    .emx3520 .kv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:28px}.emx3520 .kv{padding:22px 18px;border-top:3px solid var(--red);background:#0d0f12}.emx3520 .kv b{display:block;font-size:28px;color:#fff}.emx3520 .kv span{display:block;color:#b7bcc4;font-size:13px;margin-top:7px}\n    .emx3520 .scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}.emx3520 table{width:100%;border-collapse:collapse;background:#0b0d0f}.emx3520 th,.emx3520 td{padding:13px 14px;border:1px solid var(--line);text-align:left;vertical-align:top}.emx3520 th{background:#15181c;color:#fff;font-size:12px;letter-spacing:.08em;text-transform:uppercase}.emx3520 td{color:#cbd0d7;font-size:14px}.emx3520 tbody tr:nth-child(even) td{background:#0e1013}.emx3520 .accent{color:#ff4a50;font-weight:800}.emx3520 .caption{font-size:12px;color:#8f969f;margin:12px 0 0}\n    .emx3520 .features{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:28px}.emx3520 .feature{padding:22px;border:1px solid var(--line);background:#0d0f12}.emx3520 .feature b{display:block;color:#fff;margin-bottom:6px}.emx3520 .feature span{color:#9fa5ae;font-size:13px}\n    .emx3520 .box-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:26px 0 0;padding:0;list-style:none}.emx3520 .box-list li{position:relative;padding:15px 15px 15px 42px;border:1px solid var(--line);background:#0d0f12;color:#e4e6ea}.emx3520 .box-list li:before{content:\"\";position:absolute;left:18px;top:23px;width:8px;height:8px;border-radius:50%;background:var(--red)}\n    .emx3520 .foot{padding:25px 0;border-top:1px solid var(--line);background:#050607}.emx3520 .foot p{font-size:12px;color:#848b95;margin:0}\n    @media(max-width:820px){.emx3520 .hero-grid,.emx3520 .grid2{grid-template-columns:1fr}.emx3520 .stats,.emx3520 .kv-grid{grid-template-columns:repeat(2,1fr)}.emx3520 .features{grid-template-columns:1fr}.emx3520 .section{padding:48px 0}}\n    @media(max-width:520px){.emx3520 .wrap{padding:0 16px}.emx3520 .hero{padding-top:50px}.emx3520 .stats,.emx3520 .kv-grid,.emx3520 .box-list{grid-template-columns:1fr}.emx3520 th,.emx3520 td{padding:10px;font-size:12px}}\n  \u003c\/style\u003e\n\u003cdiv class=\"emx3520\"\u003e\n\u003cheader class=\"hero\"\u003e\n\u003cdiv class=\"wrap\"\u003e\n\u003cdiv class=\"hero-grid\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"series\"\u003eEMAX \/ ECO II SERIES\u003c\/div\u003e\n\u003ch2\u003eEMAX ECO II \u003cspan\u003e3520\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp class=\"lede\"\u003eA 215 g external-rotor brushless platform for 12- to 15-inch aircraft, offered in four windings spanning 4S through 12S.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hero-side\"\u003e\n\u003cstrong\u003eOne platform. Four power profiles.\u003c\/strong\u003e\u003cspan\u003e330KV for high-voltage systems, 495KV and 560KV for 6S, and 770KV for 4S–5S builds.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"stats\"\u003e\n\u003cdiv class=\"stat\"\u003e\n\u003csmall\u003eFramework\u003c\/small\u003e\u003cstrong\u003e12N14P\u003c\/strong\u003e\u003cspan\u003eExternal-rotor architecture\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"stat\"\u003e\n\u003csmall\u003eMotor size\u003c\/small\u003e\u003cstrong\u003e42.5 × 72\u003c\/strong\u003e\u003cspan\u003eMillimeters\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"stat\"\u003e\n\u003csmall\u003eWeight\u003c\/small\u003e\u003cstrong\u003e215 g\u003c\/strong\u003e\u003cspan\u003eWith wires\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"stat\"\u003e\n\u003csmall\u003ePropeller range\u003c\/small\u003e\u003cstrong\u003e12–15 in\u003c\/strong\u003e\u003cspan\u003eVariant dependent\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cfigure class=\"media\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0371\/2814\/2907\/files\/exec-e24c8214-ef59-4fed-b552-65ce214ec205.png?v=1787940835\" alt=\"EMAX ECO II 3520 brushless motor for 12- to 15-inch FPV aircraft with 330KV, 495KV, 560KV and 770KV options\" loading=\"eager\"\u003e\u003c\/figure\u003e\n\u003c\/div\u003e\n\u003c\/header\u003e\n\u003csection class=\"section\"\u003e\n\u003cdiv class=\"wrap\"\u003e\n\u003cdiv class=\"kicker\"\u003e01 \/ Choose Your KV\u003c\/div\u003e\n\u003ch3\u003eMatch the winding to the voltage and propeller.\u003c\/h3\u003e\n\u003cp class=\"lede\"\u003eFour windings cover low-voltage through high-voltage power systems without changing the 3520 mounting footprint.\u003c\/p\u003e\n\u003cdiv class=\"kv-grid\"\u003e\n\u003cdiv class=\"kv\"\u003e\n\u003cb\u003e330KV\u003c\/b\u003e\u003cspan\u003e8–12S · 14–15-inch propellers\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"kv\"\u003e\n\u003cb\u003e495KV\u003c\/b\u003e\u003cspan\u003e6S · 12–14-inch propellers\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"kv\"\u003e\n\u003cb\u003e560KV\u003c\/b\u003e\u003cspan\u003e6S · 12–14-inch propellers\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"kv\"\u003e\n\u003cb\u003e770KV\u003c\/b\u003e\u003cspan\u003e4S–5S · 12–14-inch propellers\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cfigure class=\"media\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0371\/2814\/2907\/files\/exec-c8ff224c-b655-4d98-b845-9611304e102f.png?v=1787940826\" alt=\"EMAX ECO II 3520 KV guide showing cell count, propeller range and maximum recorded thrust for 330KV, 495KV, 560KV and 770KV\" loading=\"lazy\"\u003e\u003c\/figure\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"section\" style=\"background: #090b0d;\"\u003e\n\u003cdiv class=\"wrap\"\u003e\n\u003cdiv class=\"kicker\"\u003e02 \/ Performance Envelope\u003c\/div\u003e\n\u003ch3\u003eMaximum recorded thrust by KV.\u003c\/h3\u003e\n\u003cdiv class=\"scroll\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eKV\u003c\/th\u003e\n\u003cth\u003eTest propeller\u003c\/th\u003e\n\u003cth\u003eVoltage\u003c\/th\u003e\n\u003cth\u003eCurrent\u003c\/th\u003e\n\u003cth\u003eThrust\u003c\/th\u003e\n\u003cth\u003ePower\u003c\/th\u003e\n\u003cth\u003eRPM\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"accent\"\u003e330KV\u003c\/td\u003e\n\u003ctd\u003eGF 14×7, 2-blade\u003c\/td\u003e\n\u003ctd\u003e47.22 V\u003c\/td\u003e\n\u003ctd\u003e51.98 A\u003c\/td\u003e\n\u003ctd\u003e7120 g\u003c\/td\u003e\n\u003ctd\u003e2454.50 W\u003c\/td\u003e\n\u003ctd\u003e11269\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"accent\"\u003e495KV\u003c\/td\u003e\n\u003ctd\u003eGF 14×7, 2-blade\u003c\/td\u003e\n\u003ctd\u003e24.62 V\u003c\/td\u003e\n\u003ctd\u003e45.124 A\u003c\/td\u003e\n\u003ctd\u003e4760 g\u003c\/td\u003e\n\u003ctd\u003e1110.95 W\u003c\/td\u003e\n\u003ctd\u003e9456.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"accent\"\u003e560KV\u003c\/td\u003e\n\u003ctd\u003eGF 14×7, 2-blade\u003c\/td\u003e\n\u003ctd\u003e24.47 V\u003c\/td\u003e\n\u003ctd\u003e62.939 A\u003c\/td\u003e\n\u003ctd\u003e5610 g\u003c\/td\u003e\n\u003ctd\u003e1540.12 W\u003c\/td\u003e\n\u003ctd\u003e10191.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"accent\"\u003e770KV\u003c\/td\u003e\n\u003ctd\u003eGF 12×6, 2-blade\u003c\/td\u003e\n\u003ctd\u003e20.46 V\u003c\/td\u003e\n\u003ctd\u003e65.678 A\u003c\/td\u003e\n\u003ctd\u003e4560 g\u003c\/td\u003e\n\u003ctd\u003e1343.77 W\u003c\/td\u003e\n\u003ctd\u003e11989.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"caption\"\u003eMaximum-throttle bench results from the supplied EMAX load-test sheets. Results are configuration-dependent and are not guaranteed aircraft-level performance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"section\"\u003e\n\u003cdiv class=\"wrap\"\u003e\n\u003cdiv class=\"kicker\"\u003e03 \/ Motor Construction\u003c\/div\u003e\n\u003ch3\u003eExternal-rotor torque with a 12N14P magnetic circuit.\u003c\/h3\u003e\n\u003cp class=\"lede\"\u003eThe permanent-magnet bell rotates around the fixed copper-wound stator, supported by a 6 mm bearing shaft and precision ball bearing.\u003c\/p\u003e\n\u003cfigure class=\"media\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0371\/2814\/2907\/files\/exec-ef008dd8-bffc-4fcb-a9f6-d8862089d2fc.png?v=1787940846\" alt=\"Exploded EMAX ECO II 3520 external-rotor motor showing M6 shaft, 14-pole magnet ring, 12-slot copper-wound stator, precision bearing and 25 by 25 millimeter four-hole base\" loading=\"lazy\"\u003e\u003c\/figure\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"section\" style=\"background: #090b0d;\"\u003e\n\u003cdiv class=\"wrap\"\u003e\n\u003cdiv class=\"kicker\"\u003e04 \/ Platform Details\u003c\/div\u003e\n\u003ch3\u003e3520 geometry and installation details.\u003c\/h3\u003e\n\u003cdiv class=\"grid2\"\u003e\n\u003cdiv class=\"scroll\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eFramework\u003c\/th\u003e\n\u003ctd\u003e12N14P\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOverall dimensions\u003c\/th\u003e\n\u003ctd\u003eØ42.5 × 72 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e215 g with wires\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePropeller shaft\u003c\/th\u003e\n\u003ctd\u003eM6 clockwise thread\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBearing shaft\u003c\/th\u003e\n\u003ctd\u003e6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMounting pattern\u003c\/th\u003e\n\u003ctd\u003e25 × 25 mm, 4 × M3 holes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLeads\u003c\/th\u003e\n\u003ctd\u003e95 mm, three phase leads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"features\"\u003e\n\u003cdiv class=\"feature\"\u003e\n\u003cb\u003eSteel shaft\u003c\/b\u003e\u003cspan\u003eM6 CW propeller thread.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature\"\u003e\n\u003cb\u003eAnodized finish\u003c\/b\u003e\u003cspan\u003ePolished gunmetal rotor bell.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature\"\u003e\n\u003cb\u003eMulti-strand winding\u003c\/b\u003e\u003cspan\u003eThree-phase copper-wound stator.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cfigure class=\"media\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0371\/2814\/2907\/files\/exec-bcb336af-221a-465a-aa8b-103644352d1b.png?v=1787940815\" alt=\"EMAX ECO II 3520 motor platform for 12- to 15-inch FPV aircraft with four KV options\" loading=\"lazy\"\u003e\u003c\/figure\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"section\"\u003e\n\u003cdiv class=\"wrap\"\u003e\n\u003cdiv class=\"kicker\"\u003e05 \/ Electrical Specifications\u003c\/div\u003e\n\u003ch3\u003eKV-specific published limits.\u003c\/h3\u003e\n\u003cdiv class=\"scroll\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eKV\u003c\/th\u003e\n\u003cth\u003eCells\u003c\/th\u003e\n\u003cth\u003ePropeller\u003c\/th\u003e\n\u003cth\u003eIdle current at 10 V\u003c\/th\u003e\n\u003cth\u003eResistance\u003c\/th\u003e\n\u003cth\u003ePeak current\u003c\/th\u003e\n\u003cth\u003eMaximum power\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"accent\"\u003e330KV\u003c\/td\u003e\n\u003ctd\u003e8–12S\u003c\/td\u003e\n\u003ctd\u003e14–15 in\u003c\/td\u003e\n\u003ctd\u003e0.8 A\u003c\/td\u003e\n\u003ctd\u003e88 mΩ\u003c\/td\u003e\n\u003ctd\u003e52 A at 12S\u003c\/td\u003e\n\u003ctd\u003e2454.5 W at 12S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"accent\"\u003e495KV\u003c\/td\u003e\n\u003ctd\u003e6S\u003c\/td\u003e\n\u003ctd\u003e12–14 in\u003c\/td\u003e\n\u003ctd\u003e1.0 A\u003c\/td\u003e\n\u003ctd\u003e39 mΩ\u003c\/td\u003e\n\u003ctd\u003e45.1 A at 6S\u003c\/td\u003e\n\u003ctd\u003e1111 W at 6S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"accent\"\u003e560KV\u003c\/td\u003e\n\u003ctd\u003e6S\u003c\/td\u003e\n\u003ctd\u003e12–14 in\u003c\/td\u003e\n\u003ctd\u003e1.3 A\u003c\/td\u003e\n\u003ctd\u003e31 mΩ\u003c\/td\u003e\n\u003ctd\u003e62.9 A at 6S\u003c\/td\u003e\n\u003ctd\u003e1540.1 W at 6S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"accent\"\u003e770KV\u003c\/td\u003e\n\u003ctd\u003e4S–5S\u003c\/td\u003e\n\u003ctd\u003e12–14 in\u003c\/td\u003e\n\u003ctd\u003e1.9 A\u003c\/td\u003e\n\u003ctd\u003e21 mΩ\u003c\/td\u003e\n\u003ctd\u003e65.7 A at 5S\u003c\/td\u003e\n\u003ctd\u003e1343.8 W at 5S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"section\" style=\"background: #090b0d;\"\u003e\n\u003cdiv class=\"wrap\"\u003e\n\u003cdiv class=\"kicker\"\u003e06 \/ In The Box\u003c\/div\u003e\n\u003ch3\u003eCore installation hardware included.\u003c\/h3\u003e\n\u003cfigure class=\"media\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0371\/2814\/2907\/files\/exec-8e83a393-12ce-4e55-aa33-79d37ae88ab0.png?v=1787940804\" alt=\"EMAX ECO II 3520 motor and included motor mount, M3 screws, M6 nylock nut, propeller washer and female connectors\" loading=\"lazy\"\u003e\u003c\/figure\u003e\n\u003cul class=\"box-list\"\u003e\n\u003cli\u003e1 × ECO II 3520 motor\u003c\/li\u003e\n\u003cli\u003e1 × motor mount\u003c\/li\u003e\n\u003cli\u003e5 × M3×6 screws\u003c\/li\u003e\n\u003cli\u003e1 × steel M6 nylock nut\u003c\/li\u003e\n\u003cli\u003e1 × propeller washer\u003c\/li\u003e\n\u003cli\u003e3 × 4.0 mm female connectors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cfooter class=\"foot\"\u003e\n\u003cdiv class=\"wrap\"\u003e\n\u003cp\u003e\u003cb\u003eBench-test note:\u003c\/b\u003e Performance values are measured test data, not guaranteed aircraft-level performance. Current draw, thrust, efficiency, RPM and temperature vary with propeller, battery voltage and sag, ESC behavior, airflow, ambient conditions and test equipment. Select the motor winding, propeller, ESC, battery and cooling appropriate for the complete aircraft.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/footer\u003e\n\u003c\/div\u003e","brand":"Emax USA","offers":[{"title":"330KV","offer_id":49376432521355,"sku":"sku-48192587235564","price":45.99,"currency_code":"USD","in_stock":false},{"title":"495KV","offer_id":49376432554123,"sku":"sku-48192587268332","price":45.99,"currency_code":"USD","in_stock":false},{"title":"560KV","offer_id":49376432586891,"sku":"sku-48192587301100","price":45.99,"currency_code":"USD","in_stock":false},{"title":"770KV","offer_id":49376432619659,"sku":"sku-48192587333868","price":45.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/2200\/1803\/files\/3520-560KV_1.jpg?v=1789587551","url":"https:\/\/webleedfpv.com\/products\/emax-ecoii-3520-brushless-motor","provider":"weBLEEDfpv","version":"1.0","type":"link"}