Self-powered wireless remote control switch This is a self-powered wireless remote control switch that does not require a battery and can be used directly after buying it. The appearance is beautiful and elegant, and it is the for switches. What is a self-powered switch? The self-powered wireless switch presses itself to generate electricity, no wiring at all, no battery power supply, self-generated electricity for self-use, energy-saving and environmentally friendly patented product, press life more than 100,000 , use with self-generating receivers. No wiring from lamp (electric equipment) to switch. color: White. Material: ABS Product Information Working voltage: AC 85V~240V Quiescent Current: Less than 5MA Max current: 10A Max load: 2200W Receiver Body Size: 47.4 x 41.6 x 22.6mm Weight:35g RF frequency: 433MHz Pin: L / N Working temperature: -10~+70 Celsius Receiving Sensitivity: 97dbm 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 Package Contents: 1 x Wireless remote control 2 x 2 Switch 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.