Specifications: Control Lights, TVs, Motors, Fans, Cameras, Video signals, Audio signals, electrically operated Doors/ Locks/ Windows. 1.Transmitter Channel: 4 CH Remote Control Distance:0-100m Encode: Fixed code, soldering Frequency:315 or 433.92 Size: 68mm x 48mm x 15mm Power Supply: 2 X CR2016 3V Lithium Battery (NOT included) 2.Control Mode 1)Toggle/Self-Lock: Press->On; Press again->Off press one button for one time is working/ON .press the same button again is stop/OFF .(1 channel switch(receiver) need 1 button remote control (transmitter). 2)Latched/Inter-Lock: Press->On; Press other button->Off press one button is working/ON ,press another button is stop/OFF . ( 1 channel switch( receiver) need 2 buttons remote control (transmitter). 3)Momentary/Jog: Press and hold->On; Release->Off Keep pressing one button is working /ON. loosen your finger is stop/OFF .1 channel switch(receiver) need 1 button remote control (transmitter ) (Original Setting is Momentary , Change it by yourself.) Decode: Fixed code, soldering Power Supply (Operating Voltage): DC 12V / 24V Relay: 10A/250V AC, 10A/125V AC, 10A/30V DC, 10A/28V DC Work Voltage Range of Relay: AC 110-240V or DC 0-28V Sensitivity:-105 dBm Operating Temperature:-40‘C - 80’C 3.Package Included 1 x Receiver 3 x Transmitter 4.Learn code and Remove Code 1.Learn:Press the learning code . The indicator from \'on\' to \'off\' , loosen your finger, press any button of the remote control ,the indicator flash 2 times and off .it mean you learn it successfully .it can learn more than 12 PCS 2260/2262 chip with the different code wireless remote control. 2.Remove :press the learning button about 8 seconds , the indicator turn on to off , it means the Code had been removed successfully.