RadioMaster ER4 2.4GHz ELRS PWM Receiver

RadioMaster ER4 2.4GHz ELRS PWM Receiver The RadioMaster ER series PWM receivers utilize the groundbreaking ExpressLRS system, delivering exceptional performance, reliability, versatile configuration options, rapid response times, and an extended range for an unparalleled hobby experience. Specifically, the ER4 PWM receiver can power up to 4 servos at once. Its compact design makes it perfect for smaller aircraft, ship, or car models, ensuring full range while remaining lightweight and compact. Features Based on the Revolutionary ExpressLRS System High performance, high reliability, flexible configuration, fast response speed and ultra-long range Support 4 PWM Channel Optimized ground up PCB design Automatically voltage telemetry of external battery voltage or built-in receiver voltage Supports Wi-Fi updates and WEBUI configuration High quality 2.54 mm connector Standard 15 cm High Sensitivity Antenna For small aircraft, boats and cars and more Compatible with all 2.4GHz ExpressLRS modules and transmitters with built in 2.4GHz ExpressLRS Specification Item: ER4 2.4GHz ELRS PWM Receiver Power supply: DC 4.5 - 8.4V Antenna type: 15cm high sensitivity antenna Wireless protocol: ExpressLRS 3.3.0 pre-installed Output channel: 4CH PWM Telemetry power: 10mw Battery voltage detection range: DC 4.0- 35V Weight: 3.0 grams Dimensions: 30*15*5mm Firmware: Device Category: Radiomaster 2.4Ghz / Device: RadioMaster ER4 2400 PWM RX Package Includes 1 * ER4 2.4GHz ELRS PWM Receiver 2 * Heat-shrink tube 1 * Voltage telemetry wire (Type-A) 1 * User Card