General description Self-powered wireless switch designed for controlling lights and appliances without the need for batteries or wiring. Compatible with smart home systems like Alexa and Google Home, enhancing user experience. Waterproof design allows for installation in bathrooms and other wet areas. Technical specifications Operating frequency: 433 MHz Material: HDPE plastic (type 2) Coding specification: 1527 Distance: Indoor (up to 30 meters / 98 feet), Outdoor (up to 100 meters / 328 feet) Color: White Dimensions: 86 mm x 86 mm x 13 mm Weight: 60 g / 2.1 oz Usage One switch can control multiple receivers, and multiple switches can control one receiver. Ideal for use in various locations without the need for WiFi or batteries. Simply press the on/off button to control connected devices easily. Other information Packing list includes one receiver with two transmitters. Images: