Amount of storage remote controls : 20 pieces Support encoding : EV1527 Leaning code RF Operating mode : ASK superheterodyne wireless reception Receiving range : Open space is more than 20-100 Remote operating mode : Toggle Mode / Latched Mode Product Information Working voltage : AC 85V~240V Quiescent Current : Less than 5MA Max current : 10A Max load: 2200W Receiver Body Size : 47 x 42 x 27mm Weight:35g RF frequency : 433MHz Pin : L / N Working temperature : -10~+70 Celsius Receiving Sensitivity : 97dbm Material: ABS+metal colour: white+black Package Contents: 1 x Switch 1 x remote control 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.