The RadioMaster ER5A ExpressLRS PWM Receiver w/ Spare Long Antenna features a compact size and is easy to install. It’s perfect for surface, marine, and air R/C applications. The ER5A supports 8.4V HV servos and accessories, and a robust injection-molded receiver casing. It has fast response speeds and incredible range. The RadioMaster ER5A Receiver supports 4 proportional and 1 switch channel (ExpressLRS 2.x) or 5 proportional channels (ExpressLRS 3.x).

VIDEO: How to get full range from the 5th channel of ExpressLRS PWM receivers

• Compact size, easy to install. Perfect for Surface, marine, and air R/C applications.\
• Supports 4 proportional and 1 switch channel (ExpressLRS 2.x)
• Supports 5 proportional channels (ExpressLRS 3.x)
• Supports 8.4V HV servos and accessories
• Robust, injection-molded receiver casing
• Fast response speeds, incredible range

• Output channel: CH1-4 standard PWM; CH5 switch (ON/OFF) PWM
• Antenna type: high sensitivity T-shape antenna
• Wireless Protocol: ELRS 2.0 pre-installed
• Item: ER5A 2.4GHz Receiver
• Power supply: DC 4.5-8.4V
• Size: 37*19*13mm
• Weight: 6.6 grams

• 1x RadioMaster ER5A ExpressLRS PWM Receiver
• 1x Spare Long Antenna