Waterproof 4 Buttons Long Range RF Wireless Remote Control Radio Transmitter (Model 0021066)

Feature: This transmitter is a super long range 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 is up to 5 kilometers, which is an excellent device for remote control and long distance communication. Application: The transmitter and the receiver form a wireless remote control system. This system may be used in all types of industry automation, agriculture, business, home, factory, house, farm, garage, vehicle, ship, aerial vehicle, etc. It can remote control different AC or DC equipment on land, water and air, such as lights, doors, windows, lamps, sockets, locks, sirens, outlets, heaters, motors, fans, winches, curtains, blinds, linear actuators , electric solenoid valves , and security alarm systems. The app