Wall-mounted 4 Channel 433 MHz Remote Control

Wall-mounted 4 Channel 433 MHz Remote Control  with wall mount, compared to other 4 channel remote controls, due to the use of external antenna and increased output power, its range has been greatly improved compared to others. The remote is powered by a 12V battery and its approximate range in the open space is about 50 meters. The 4-channel remote control is suitable for controlling and turning on and off all kinds of electrical appliances.