Release button ▲ of transmitter: Motor stops
reverse polarity protection
with 4 channels relay output waterproof radio receiver and RF transmitter
3) If you need DC 24V power supply for linear actuator
2 CH DC 10A Wireless RF Remote Control Switch Kit Time Delay OFF (Model: 0020320) 8 Channels Release button ▲ of transmitter:Package Include: 1 x Receiver: S2DA DC 2 x Transmitter: C 4 1 x User manual Application: It can long range remote control DC and AC equipments, such as lamp, LED lighting, motor, solenoid valve, pump, electric lock, fan, heater, etc. Feature: Wireless control, easy to install. Waterproof: The receiver has waterproof case and waterproof connector, it can be installed outdoors. 3 operating voltage versions: DC 9V, 12V, 24V optional. Relay Output: This