Radiomaster ER4 2.4GHz ELRS PWM Receiver

The Radiomaster ER4 2.4GHz ELRS PWM Receiver 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 aircraft models, ship models, car models and other models that require a small or lightweight receiver while still providing full range.

Features:

1. Based on the Revolutionary ExpressLRS System
2. High performance, high reliability, flexible configuration, fast response speed and ultra-long range
3. Support 4 PWM Channel
4. Optimized ground up PCB design
5. Automatically voltage telemetry of external battery voltage or built-in receiver voltage
6. Supports Wi-Fi updates and WEBUI configuration
7. High quality 2.54 mm connector
8. Standard 15 cm High Sensitivity Antenna
9. For small aircraft, boats and cars and more
10. Compatible with all 2.4GHz ExpressLRS modules and transmitters with built in 2.4GHz ExpressLRS

Package Includes:

1 x ER4 2.4GHz ELRS PWM Receiver
2 x Heat-shrink tube
1 x Voltage telemetry wire (Type-A)
1 x User Card