The RadioMaster ER3C-i receiver is based on the high-performance, revolutionary ExpressLRS system, featuring high reliability, highly flexible configuration, ultra-fast response speeds, and an ultra-long receiving range, bringing with it a brand-new usage experience.

The 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 built-in high-sensitivity ceramic antenna, it is designed for all types of surface models and provides a clean install without antenna wires to worry about.

Features

• Built-in high-sensitivity ceramic antenna

• Based on the Revolutionary ExpressLRS System

• High performance, high reliability, flexible configuration, fast response speed and ultra-long range

• Supports 5 PWM Channels

• Automatically detects voltage telemetry of external battery voltage or receiver battery / ESC BEC voltage

• Optimized ground up PCB design

• Supports Wi-Fi updates and WEBUI configuration

• Built-in a TCXO (temperature compensated crystal oscillator), ensures stable and accurate performance in any environment

• Designed for all types of surface models

• Compatible with all 2.4GHz ExpressLRS modules and transmitters with built in 2.4GHz ExpressLRS