4 channel wireless rf remote control with the relay module-315mhz
Remote Control Distance: 100 meters (open/ideal) in theory
10%-50% in reality(In open environment)
Encode: Fixed code, soldering
Frequency: 433mHZ
Channel: 4 CH
Power Supply: DC 12V
Relay: DC 12V
Quiescent Current: 8mA
Work Voltage Range of Relay: AC 110-240V or DC 0-28V
Sensitivity:-105 dBm
Operating Temperature: -40?~80?
Receiver Size: 68x47x17mm