4 Channel Dry Contract Relay Output Remote Control for Multiple Devices (Model 0020248)

Package Include:1 x Receiver: S4C-DC-ANT31 x Transmitter: CB-41 x User manualFeature:Application: It can be used in industry automation, agriculture automation and home automation, such as factory, house, farm, pasture, vehicle, ship, offshore operation, aerial vehicle, field call, etc. It can remote control equipments on land, water and air, such as remote control lights, sirens, locks, motors, fans, winches, blinds, linear actuators, doors, windows, electric solenoid valves, security alarm, business signs and various devices.Wireless control, easy to install.Power Supply: Four working voltage versions, DC 6V, 9V, 12V, 24V.Relay Output: This receiver is relay output, it can be used to operate both DC and AC equipments. The terminals are NO / NC (normally open / normally closed), which serves as a switch. That means you should also connect a separate power supply to equipments.Each channel can work at maximum current 5A.With external telescopic antenna, the receiver have a farther wor