Long Distance: Powerful signals from the channel remote control can be passed through walls, floors, and doors to control the receiver from any position at a safe distance. The maximum range is up to 98 feet / 30 meters and is accessible. Security Control: The learning code provides high security due to the low repetition rate and relearn mode, allowing the old code to be canceled and the new code to be re-learned when the remote control is lost. It can support up to 16 different remote encodings. Operating Mode: On/Off control unit with 4CH 433MHz radio and 2 transmitters. Direction/Reverse, On/Off control device. The switch is self-locking and interlocked. Unique Design: The wireless remote control is very easy to install and use, stable and reliable performance, high receiving sensitivity (>-105dBm). The remote control switch uses wireless coding technology, does not change direction and does not interfere with each other. Excellent Application: Wireless remote control applications