Radiomaster ER8 ELRS is an eight channel PWM receiver for ELRS system on 2.4GHz. Thanks to the PWM outputs it is mainly designed for model aircraft or RC cars. The ER8 receiver has dual antennas, a CRSF port for additional telemetry sensor connections and telemetry power up to 100mW. The receiver also includes a power supply voltage sensor and a drive battery sensor (4-35V). The receiver can be powered in the range of 4.5-8.4V, so it supports direct connection of a 2S battery.