4 Buttons Waterproof Wireless Remote Control RF Transmitter 3 mi (Model: 0021066) 10A Load Press button B of the

Press button B of the transmitter: The terminals "OUT1" on the receiver stops outputting AC power

After 10 seconds: The output terminals of the receiver automatically stops outputting DC power

The transmitter / remote can control the receiver from any place within a reliable working distance

When connect two terminals <DOWN> and <COM>

4 Buttons Waterproof Wireless Remote Control RF Transmitter 3 mi (Model: 0021066) 10A Load Press button B of theApplication: This wireless RF transmitter is a super long range 4 big buttons waterproof radio remote control. It is developed by LORA (Long Range) wireless communication technology, so it has ultra long working distance, ultra high receiving sensitivity, superior anti interference ability, and smaller power consumption. It uses a transceiver chip to implement bidirectional communication. Its ideal working distance can reach more than 5 kilometers,