Check the listing for details. 12v 4 channels MOMENTARY relay switch with 2 long range remote control RM400P2. Color: BLACK/WHITE, Condition: New. Listed at 48.00 USD. RM400P2 Item number 351506986079MOMENTARY LONG RANGE universal 4 channels key less relay switch remote plus 1 backup long range remote control Switch up to 4 different devices, included 4 receivers, separately. With this kit, you can control up to 4 different devices in 4 different locations, and control with one LONG RANGE remote control transmitter. you can momentarily hold down remote button to turn On any 12 Volt DC devices such as auto lighting kits, computer accessories and other electronic applications, it is easy to wire with basic electrical wiring knowledge. Receiver specs: Input Voltage: 12VDC (power supply is not included) Output Voltage: 12VDC Relay contact current: 12v@15A Receiver dimension: 1.75"x1.75"x1"This is a DC switch, for AC outlet, please use an AC to DC adapter! Wiring: Red: +12VDC In White: +12VDC Out Black: Ground Blue: Antenna Transmitter (remote control) specs Compact 4 buttons, A,B,C,D momentary-on (press button to close contact, release button to open contact) Long range remote can transmit signal up to ~500ft, (this range has been tested in open field with no interference and full charges of power to the receivers and remote control)Remote Dimension: 3 1/2" x 1 1/2" x 1/2" Remote battery type A23 included