{"product_id":"radiomaster-er3c-i-2-4ghz-elrs-3ch-pwm-receiver-wifi-update","title":"RadioMaster ER3C-i 3ch ExpressLRS 2.4GHZ PWM Receiver Supports Wi-Fi Updates","description":"\u003cp\u003e\u003cspan\u003eER3C-i receiver is based on the high-performance, revolutionary ExpressLRS system, featuring high reliability,\u003cbr\u003e\nhighly flexible configuration, ultra-fast response speeds, and an ultra-long receiving range, bringing with it a brand-new usage experience.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp class=\"dingdocnormal\"\u003e\u003cspan\u003eThe ER3C-i ELRS receiver can drive up to 3 servos and has built-in receiver voltage telemetry and battery telemetry with the ability to automatically detect which voltage input to use. The ER3C-i features a \u003c\/span\u003e\u003cspan style=\"font-size:11pt\"\u003ebuilt-in high-sensitivity ceramic antenna\u003c\/span\u003e\u003cspan\u003e, it is designed for all types of surface models and provides a clean install without antenna wires to worry about.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp class=\"dingdocnormal\"\u003e\u003cstrong\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\t\u003cp class=\"dingdocnormal\"\u003e\u003cspan style=\"font-size:11pt\"\u003eBuilt-in high-sensitivity ceramic antenna\u003c\/span\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp class=\"dingdocnormal\"\u003e\u003cspan style=\"font-size:11pt\"\u003eBased on the Revolutionary ExpressLRS System\u003c\/span\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp class=\"dingdocnormal\"\u003e\u003cspan style=\"font-size:11pt\"\u003eHigh performance, high reliability, flexible\u003cbr\u003e\n\tconfiguration, fast response speed and ultra-long range\u003c\/span\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp class=\"dingdocnormal\"\u003e\u003cspan\u003eSupports 3 PWM Channels\u003c\/span\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp class=\"dingdocnormal\"\u003e\u003cspan style=\"font-size:11pt\"\u003eAutomatically detects voltage telemetry of\u003cbr\u003e\n\texternal battery voltage or receiver battery \/ESC BEC voltage\u003c\/span\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp class=\"dingdocnormal\"\u003e\u003cspan style=\"font-size:11pt\"\u003eOptimized ground up PCB design\u003c\/span\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp class=\"dingdocnormal\"\u003e\u003cspan style=\"font-size:11pt\"\u003eSupports Wi-Fi updates and WEBUI configuration\u003c\/span\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp class=\"dingdocnormal\"\u003e\u003cspan style=\"font-size:11pt\"\u003eBuilt-in a TCXO (temperature compensated crystal\u003cbr\u003e\n\toscillator)\u003c\/span\u003e\u003cspan style=\"font-family:宋体\"\u003e，\u003c\/span\u003e\u003cspan\u003eensure stable and accurate performance in any environment\u003c\/span\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp class=\"dingdocnormal\"\u003e\u003cspan\u003eDesigned for all types of surface models\u003c\/span\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp class=\"dingdocnormal\"\u003e\u003cstrong\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\t\u003cp class=\"dingdocnormal\"\u003e\u003cspan style=\"font-size:11pt\"\u003eItem: ER3C-i 2.4GHz ELRS PWM Receiver\u003c\/span\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp class=\"dingdocnormal\"\u003e\u003cspan style=\"font-size:11pt\"\u003ePower supply: DC 4.5 - 8.4V\u003c\/span\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp class=\"dingdocnormal\"\u003e\u003cspan style=\"font-size:11pt\"\u003eAntenna type: Built-in high-sensitivity ceramic antenna\u003c\/span\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp class=\"dingdocnormal\"\u003e\u003cspan style=\"font-size:11pt\"\u003eWireless protocol: ExpressLRS 3.3.0 pre-installed\u003c\/span\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp class=\"dingdocnormal\"\u003e\u003cspan style=\"font-size:11pt\"\u003eOutput channel: 3CH PWM\u003c\/span\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp class=\"dingdocnormal\"\u003e\u003cspan style=\"font-size:11pt\"\u003eTelemetry power: 10mW\u003c\/span\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp class=\"dingdocnormal\"\u003e\u003cspan style=\"font-size:11pt\"\u003eBattery voltage detection range: DC 4.0 - 35V\u003c\/span\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp class=\"dingdocnormal\"\u003e\u003cspan style=\"font-size:11pt\"\u003eWeight: 4.2 grams\u003c\/span\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp class=\"dingdocnormal\"\u003e\u003cspan style=\"font-size:11pt\"\u003eDimensions: 26.1*18.5*13.0 mm\u003c\/span\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp class=\"dingdocnormal\"\u003e\u003cspan style=\"font-size:11pt\"\u003eFirmware:\u003c\/span\u003e\u003cspan style=\"font-size:11pt\"\u003e\u003cspan style=\"color:rgb(64, 64, 64)\"\u003e Device Category: Radiomaster\u003cbr\u003e\n\t2.4Ghz \/ Device: RadioMaster ER3C-i\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp class=\"dingdocnormal\"\u003e\u003cstrong\u003e\u003cspan\u003ePackage Including\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\t\u003cp 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src=\"https:\/\/ae01.alicdn.com\/kf\/S33d0dcdf1d774820ad98052fe8d8c61ch.jpg\"\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/S181668fed38348e59bbebc94500f6aabI.jpg\"\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/S375863e576ca4ab9ae53ab1739bdac33F.jpg\"\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/S915e0442839c4debac620503338311878.jpg\"\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/S6316588417b14231aed01fa59d1e3bc8B.jpg\"\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" 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