RadioMaster RM-ER4-Receiver

Code: RM-02-04-ER4-Receiver

The RadioMaster ER series of PWM receivers are based on the revolutionary ExpressLRS system. It offers high performance, high reliability, flexible configuration, fast response speed and ultra-long range bringing you brand new experience with your hobby.

The ER4 PWM receiver can drive 4 servos simultaneously. Designed with a very small volume, it is suitable for small model models, ship models, car models and other models that require a small or lightweight receiver while still providing full range.

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 model, 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

· Serial Output: CRSF / Sbus

· 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 2.4GHz PWM RX

Package Contains:

· 1x ER4 2.4GHz ELRS PWM Receiver

· 2x Heat-shrink tube

· 1x Voltage telemetry wire (Type-A)

· 1x User Card