Specifications Of The Remote Control: Operating frequency: 433.92MHz; Power by 3Pcs CR2016 Coin Cell Button Battery (Battery included); Button: 1 button. Operating voltage: DC 9V; Modulation mode: ASK (AM). Encoding type: Learning; Transfers distance: 80m; Size: 45mm x 30mm x 13mm. Specifications Of The Receiver: Frequency: 433Mhz. Input Voltage: AC 90V-250V. Modulation Mode: ASK. Receiver Sensitivity: -107 dbm. Working Mode: Superheterodyne Reception. Remote Control Range: 50 Meters (Open Space). Support Storing The Quantity Of Remote Control: 15 PCS. Support The Type Of Remote Control: Learning Code(1527), Fixed Code(2262). Working Mode: Momentary, Toggle and Latching. Wiring Connection Way: Fixed Wiring Pillar. color:White Material:ABS+Electronic components Package Contents: 3 x receiver 3 x remote Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.