{"product_id":"radiomaster-er4-2-4ghz-elrs-pwm-receiver","title":"RadioMaster ER4 2.4GHz ELRS PWM Receiver","description":"\u003cspan style=\"font-size:20px;\"\u003e\u003cstrong\u003eRadioMaster ER4 2.4GHz ELRS PWM Receiver\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\n \n\u003cp style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin: 0px 0px 25px; color: rgb(28, 29, 29); font-family: Arimo, sans-serif; font-size: 16px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: 0.4px; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: rgb(255, 255, 255); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003eThe RadioMaster ER series of PWM receivers is built on the innovative ExpressLRS protocol. It provides high performance, dependable signal, versatile configuration, and quick response time, offering a new experience for your projects and applications.\u003c\/p\u003e\n\n\u003cp style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin: 0px 0px 25px; color: rgb(28, 29, 29); font-family: Arimo, sans-serif; font-size: 16px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: 0.4px; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: rgb(255, 255, 255); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"http:\/\/www.radiomasterrc.com\/products\/er4-2-4ghz-elrs-pwm-receiver\" style=\"box-sizing: border-box; border-color: rgb(229, 231, 235) rgb(229, 231, 235) rgba(28, 29, 29, 0.15); outline-color: rgb(0, 0, 255); color: rgb(28, 29, 29); text-decoration: none; background: transparent; border-bottom-width: 1px; border-bottom-style: solid; position: relative; display: inline-block;\" target=\"_blank\"\u003eER4 PWM receiver\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003ecan drive 4 servos simultaneously. Designed for a very small volume, it is suitable for any application that requires a small or lightweight receiver while still providing full range.\u003c\/p\u003e\n\n\u003cp style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin: 0px 0px 25px; color: rgb(28, 29, 29); font-family: Arimo, sans-serif; font-size: 16px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: 0.4px; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: rgb(255, 255, 255); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\u003cimg alt=\"ER4 2.4GHz ELRS PWM Receiver\" cke-id=\"img28\" referrerpolicy=\"no-referrer\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0701\/8066\/7584\/files\/ER4__01.jpg?v=1778138571\" style=\"box-sizing: border-box; border: 0px none; outline-color: rgb(0, 0, 255); max-width: 100%; margin: 0px; height: auto; float: none;\"\u003e\u003cbr\u003e\n\u003cbr\u003e\n\u003cstrong\u003e\u003cspan style=\"font-size:18px;\"\u003eFeatures\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin: 0px 0px 25px 30px; padding: 0px; text-rendering: optimizelegibility; color: rgb(28, 29, 29); font-family: Arimo, sans-serif; font-size: 16px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: 0.4px; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: rgb(255, 255, 255); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\n\t\u003cli style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin-bottom: 0px;\"\u003eBased on the Revolutionary ExpressLRS System\u003c\/li\u003e\n\t\u003cli style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin-bottom: 0px;\"\u003eHigh performance, high reliability, flexible configuration, low latency, and strong link quality\u003c\/li\u003e\n\t\u003cli style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin-bottom: 0px;\"\u003eSupport 4 PWM Channel\u003c\/li\u003e\n\t\u003cli style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin-bottom: 0px;\"\u003eOptimized ground up PCB design\u003c\/li\u003e\n\t\u003cli style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin-bottom: 0px;\"\u003eAutomatically voltage telemetry of external battery voltage or built-in receiver voltage\u003c\/li\u003e\n\t\u003cli style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin-bottom: 0px;\"\u003eSupports Wi-Fi updates and WEBUI configuration\u003c\/li\u003e\n\t\u003cli style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin-bottom: 0px;\"\u003eHigh quality 2.54 mm connector\u003c\/li\u003e\n\t\u003cli style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin-bottom: 0px;\"\u003eStandard 15 cm High Sensitivity Antenna\u003c\/li\u003e\n\t\u003cli style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin-bottom: 0px;\"\u003eFor any application that requires a small or lightweight receiver\u003c\/li\u003e\n\t\u003cli style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin-bottom: 0px;\"\u003eCompatible with all 2.4GHz ExpressLRS modules and transmitters with built in 2.4GHz ExpressLRS\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin-bottom: 0px;\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size:18px;\"\u003eSpecification\u003c\/span\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\n\u003cul style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin: 0px 0px 25px 30px; padding: 0px; text-rendering: optimizelegibility; color: rgb(28, 29, 29); font-family: Arimo, sans-serif; font-size: 16px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: 0.4px; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: rgb(255, 255, 255); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\n\t\u003cli style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin-bottom: 0px;\"\u003eItem: ER4 2.4GHz ELRS PWM Receiver\u003c\/li\u003e\n\t\u003cli style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin-bottom: 0px;\"\u003ePower supply: DC 4.5 - 8.4V\u003c\/li\u003e\n\t\u003cli style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin-bottom: 0px;\"\u003eAntenna type: 15cm high sensitivity antenna\u003c\/li\u003e\n\t\u003cli style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin-bottom: 0px;\"\u003eWireless protocol: ExpressLRS 3.3.0 pre-installed\u003c\/li\u003e\n\t\u003cli style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin-bottom: 0px;\"\u003eOutput channel: 4CH PWM\u003c\/li\u003e\n\t\u003cli style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin-bottom: 0px;\"\u003eTelemetry power: 10mw\u003c\/li\u003e\n\t\u003cli style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin-bottom: 0px;\"\u003eBattery voltage detection range: DC 4.0- 35V\u003c\/li\u003e\n\t\u003cli style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin-bottom: 0px;\"\u003eWeight: 3.0 grams\u003c\/li\u003e\n\t\u003cli style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin-bottom: 0px;\"\u003eDimensions: 30*15*5mm\u003c\/li\u003e\n\t\u003cli style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin-bottom: 0px;\"\u003eFirmware: Device Category: Radiomaster 2.4Ghz \/ Device: RadioMaster ER4 2.4GHz PWM RX\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin: 0px 0px 25px; color: rgb(28, 29, 29); font-family: Arimo, sans-serif; font-size: 16px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: 0.4px; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: rgb(255, 255, 255); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\u003c\/p\u003e\u003cdiv\u003e\u003cimg alt=\"ER4 2.4GHz ELRS PWM Receiver\" cke-id=\"img29\" referrerpolicy=\"no-referrer\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0701\/8066\/7584\/files\/ER4__02_jpg.png?v=1763621161\" style=\"box-sizing: border-box; border: 0px none; outline-color: rgb(0, 0, 255); max-width: 100%; margin: 0px; height: auto; float: none;\"\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cimg alt=\"RadioMaster ER4 2.4GHz ELRS PWM Receiver\" cke-id=\"img30\" referrerpolicy=\"no-referrer\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/8324\/7079\/files\/ER4__04_1024x1024.jpg?v=1686556277\" style=\"box-sizing: border-box; border: 0px none; outline-color: rgb(0, 0, 255); max-width: 100%; margin: 0px; height: auto; float: none;\"\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cimg alt=\"RadioMaster ER4 2.4GHz ELRS PWM Receiver\" cke-id=\"img31\" referrerpolicy=\"no-referrer\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/8324\/7079\/files\/ER4__05_1024x1024.jpg?v=1686556283\" style=\"box-sizing: border-box; border: 0px none; outline-color: rgb(0, 0, 255); max-width: 100%; margin: 0px; height: auto; float: none;\"\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cimg alt=\"RadioMaster ER4 2.4GHz ELRS PWM Receiver\" cke-id=\"img32\" referrerpolicy=\"no-referrer\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/8324\/7079\/files\/ER4__06_1024x1024.jpg?v=1686556290\" style=\"box-sizing: border-box; border: 0px none; outline-color: rgb(0, 0, 255); max-width: 100%; margin: 0px; height: auto; float: none;\"\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cimg alt=\"RadioMaster ER4 2.4GHz ELRS PWM Receiver\" cke-id=\"img33\" referrerpolicy=\"no-referrer\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/8324\/7079\/files\/ER4__07_1024x1024.jpg?v=1686556296\" style=\"box-sizing: border-box; border: 0px none; outline-color: rgb(0, 0, 255); max-width: 100%; margin: 0px; height: auto; float: none;\"\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cimg alt=\"RadioMaster ER4 2.4GHz ELRS PWM Receiver\" cke-id=\"img34\" referrerpolicy=\"no-referrer\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/8324\/7079\/files\/ER4__08_1024x1024.jpg?v=1686556303\" style=\"box-sizing: border-box; border: 0px none; outline-color: rgb(0, 0, 255); max-width: 100%; margin: 0px; height: auto; float: none;\"\u003e\u003c\/div\u003e\u003cimg alt=\"RadioMaster ER4 2.4GHz ELRS PWM Receiver\" cke-id=\"img35\" referrerpolicy=\"no-referrer\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/8324\/7079\/files\/ER4__03_1024x1024.jpg?v=1686556270\" style=\"box-sizing: border-box; border: 0px none; outline-color: rgb(0, 0, 255); max-width: 100%; margin: 0px; height: auto;\"\u003e\u003cbr\u003e\n\u003cbr\u003e\n\u003cspan style=\"font-size:18px;\"\u003e\u003cspan style=\"font-weight: 700; letter-spacing: 0.6375px;\"\u003eSize\u003c\/span\u003e\u003c\/span\u003e\n\n\u003cp style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin: 0px 0px 25px; color: rgb(28, 29, 29); font-family: Arimo, sans-serif; font-size: 16px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: 0.4px; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: rgb(255, 255, 255); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\u003cimg alt=\"RadioMaster ER4 2.4GHz ELRS PWM Receiver\" cke-id=\"img36\" referrerpolicy=\"no-referrer\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/8324\/7079\/files\/ER4-8_8ec762c7-4fd7-46a4-9123-b37794e5f146_480x480.jpg?v=1686641339\" style=\"box-sizing: border-box; border: 0px none; outline-color: rgb(0, 0, 255); max-width: 100%; margin: 0px; height: auto;\"\u003e\u003cbr\u003e\n\u003cbr\u003e\n\u003cstrong\u003e\u003cspan style=\"font-size:18px;\"\u003ePackage Includes\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin: 0px 0px 25px 30px; padding: 0px; text-rendering: optimizelegibility; color: rgb(28, 29, 29); font-family: Arimo, sans-serif; font-size: 16px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: 0.4px; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: rgb(255, 255, 255); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\n\t\u003cli style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin-bottom: 0px;\"\u003e1 * ER4 2.4GHz ELRS PWM Receiver\u003c\/li\u003e\n\t\u003cli style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin-bottom: 0px;\"\u003e2 * Heat-shrink tube\u003c\/li\u003e\n\t\u003cli style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin-bottom: 0px;\"\u003e1 * Voltage telemetry wire (Type-A)\u003c\/li\u003e\n\t\u003cli style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin-bottom: 0px;\"\u003e1 * User Card\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"box-sizing: border-box; border-color: rgb(229, 231, 235); outline-color: rgb(0, 0, 255); margin-bottom: 15px; color: rgb(28, 29, 29); font-family: Arimo, sans-serif; font-size: 16px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: 0.4px; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: rgb(255, 255, 255); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\u003cdiv\u003e\u003cimg alt=\"RadioMaster ER4 2.4GHz ELRS PWM Receiver\" cke-id=\"img37\" referrerpolicy=\"no-referrer\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0609\/8324\/7079\/files\/3f89305fb1dabad87b9b93324e3c25cd_480x480.jpg?v=1686557812\" style=\"box-sizing: border-box; border: 0px none; outline-color: rgb(0, 0, 255); max-width: 100%; height: auto; float: none;\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cspan style=\"font-size:20px;\"\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e","brand":"RC FPV Drone Store","offers":[{"title":"Default Title","offer_id":48903420018806,"sku":"ACZ2146","price":17.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0671\/2301\/9894\/files\/d793264e2a569c7bb6abf48aaefae079.jpg?v=1790756076","url":"https:\/\/rcfpvdrone.com\/fr\/products\/radiomaster-er4-2-4ghz-elrs-pwm-receiver","provider":"RC FPV Drone Store","version":"1.0","type":"link"}