2 Km Wireless Remote Control Relay Switch Kit 4-CH DC 10~80V 30A (Model: 0020446)

Package Include:1 x Receiver: S4PU-DC-ANT31 x Transmitter: CB-41 x User manual Application:This is a long distance 2000 meters DC 10~80V high power 30A wireless remote control switch kit, with 4 channels relay output waterproof radio receiver and RF transmitter.It can long range remote control DC or AC electric equipments, such as LED light, lamp, lock, motor, pump, fan, linear actuator, solenoid valve, etc. Feature:Wireless control, easy to install.Waterproof: The receiver has waterproof case and waterproof connector, it can be installed outdoors.DC 10~80V operating voltage range.Relay Output: This receiver is dry relay output, it can be used to operate both DC and AC equipments. The output 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.High Power: Each channel can work at maximum current 30A.With external antenna, the receiver has a farther working range.The transmitter / remo