General description This waterproof and automatic outdoor wireless doorbell operates without batteries, making it a convenient and eco-friendly choice for your home. It features a built-in temperature and humidity sensor, allowing you to monitor indoor conditions in real-time. With 38 different melodies and 4 adjustable volume levels, this doorbell ensures you never miss a visitor. Installation is quick and easy, requiring no wiring or electrician assistance. Technical specifications Model: T295-BG Power mode: AC Operating voltage: 110-260 V Power consumption: 0.01 W Detection distance: up to 600 feet (in an obstacle-free environment) Operating temperature: -4°F to 140°F IP45 dustproof and waterproof rating Installation Plug the receiver into a socket for immediate use. No wiring or electrician needed. Installation can be completed in just 1 minute. Usage Features 38 melodies to choose from. 4 adjustable volume levels from 0 dB to 100 dB, including a mute function. Real-time