HelloRadio HR7E 2.4G ExpressLRS features high performance, good stability, fast response speed and long range, providing an excellent experience for your RC model airplane enthusiasts. ^^ The HelloRadio HR7E PWM receiver is suitable for fixed-wing and model airplane. ^^ It supports 8CH PWM and can use 7 servos simultaneously. ^^ It also has built-in receiver voltage feedback and aircraft battery voltage feedback functions, with automatic switching and detection. ^^ A 4-wire CRSF interface is provided to facilitate the expansion of sensors in the future. The HR7E ELRS PWM receiver has dual antennas.