RadioMaster ER4 2.4GHz ELRS PWM Receiver

Features:

• Based on the Revolutionary ExpressLRS System
• High performance, high reliability, flexible configuration, fast response speed, and a reliable link perfect for the high-noise environments of RC robotics, racing, and more
• Support for 4 PWM Channels
• Optimized ground up PCB design
• Automatically voltage telemetry for 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
• Compatible with all 2.4GHz ExpressLRS modules and transmitters with built in 2.4GHz ExpressLRS
• For combat robots, RC aircraft, drones, boats, cars and more!
  

Specifications:

• Item: ER4 2.4GHz ELRS PWM Receiver
• Voltage input: DC 4.5 - 8.4V
• Antenna type: 15cm high sensitivity antenna
• Wireless protocol: ExpressLRS 3.3.1 pre-installed
• Output channel: 4CH PWM
• Telemetry power: 10mw
• Battery voltage detection range (V-ext): 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