433Mhz self-powered light switch and receiver, control your lamps or other appliances just stay in bed, sofa, or chair with comfort instead of getting up. Easy to install and provides more flexibility in daily life._x000D_ _x000D_ Features:_x000D_ Support one wall panel transmitter controls multiples RF433 receivers and vice versa._x000D_ Just stick the switch anywhere you want with the double-sided tapes, no extra wires needed._x000D_ Self-powered switch, no wiring and battery required, energy saving and convenint._x000D_ Control your lamps or other appliances just stay in bed, couch, or chair with comfort instead of getting up._x000D_ Provides more flexibility to control appliances in daily life._x000D_ Apply to kinds of appliances and suitable for home, office, hotel, etc._x000D_ Note: The RF433 relay receiver and the wall panel remote transmitter switch must be used together._x000D_ Specifiations:_x000D_ Color: White_x000D_ Material: PC_x000D_ Type: 1 * 1 Gang Switch & Receiver/ 2 * 1 Gang Switch & 1 * Receiver/ 1 * 2 Gang Switch & 2 * Receiver (Optional)_x000D_ Voltage: AC 110-230V 50/60Hz_x000D_ Maximum Power: 1100W/ 5A_x000D_ Item Size:_x000D_ Switch: 86 * 86 * 13mm / 3.39 * 3.39 * 0.51in_x000D_ Receiver: 60 * 28 * 42mm / 2.36 * 1.10 * 1.65in_x000D_ Item Weight:_x000D_ Switch: 45g / 1.59oz_x000D_ Receiver: 45g / 1.59oz_x000D_ Package Size: 10.5 * 9.2 * 4.8cm / 4.13 * 3.62 * 1.89in_x000D_ _x000D_ Package List:_x000D_ 1 * Switch_x000D_ 2 * Receiver