KR1201B and KT08-4 DC 12V 1CH 433Mhz RF Wireless Relay Remote Control Light Momentary Switch Transmitter with Receiver (1 Relay) single button remote control

About this item The volume is small and the performance is stable and reliable, high receive sensitivity, Signal can pass through walls, floors and doors. Max range is up to 164ft/50m with no obstacle. DC 12V 1-Channel Wireless Remote Control Relay Switch .The receiving module provides high signal sensitivity at lower cost and resist interference for excellent stability. The rf relay adopts non-directional wireless encoding technology, allowing independent control without mutual interference. The programmable rf transmitter and receivers can be flexibly configured in quantity and in operating modes. It is widely used in industrial control and security fields, such as light, motor, remote controller, wireless security alarm, wireless door alarm, wireless controller, etc.