Description: Working voltage: AC 90V~250V Quiescent current: Maximum current: 10A Maximum load: 2200W RF frequency: 433-433.92MHz Operating temperature: -30~80 Receiving sensitivity: >108 dbm Number of storage remote controls: 25 supports encoding : 1527 tilt code, 2262 fixed code RF working mode: ASK superheterodyne wireless reception Reception range: open space greater than 50 meters, indoor partition wall 15 meters Wall switch size: 86 standard size switch battery: 1 CR2032 button battery (non-specification: Easy to install RF output is stable and easy to pair 1. Open the battery compartment as shown by the arrow and install the button battery correctly. 2. Connect the receiver input to the power source and press the receiver learning button 2 times continuously. 3. Press the button you want to pair. The remote panel switch key. 4 When the red indicator light of the receiver flashes, it means the pairing is successful. Press the learning button (located on the receiver) 8 times. Package includes: 1*KR2201G. -4 433Mhz receiver module