Features: Adopts self-programming of well-known brand single-chip microcomputer to realize functional diversity and various control methods, and it is convenient and fast to learn codes by one-key. 1CH Controller using a wide voltage power management chip to widen the working voltage range. The case is sealed with waterproof silicone. Controller can be used in lighting control, smart home control, etc. 2-Key Remote Control with the GFSK signal transmission method, the signal transmission is stable, and it is not interfered by the motor and other signals, so that the signal of the remote control is stable during long-distance remote control. Specifications: Item: 1CH Controller Working Voltage: DC12-80V Stand-by Current: