Wireless Doorbell Outdoor Waterproof Automatic Battery-Free Doorbell with Temperature, Humidity and Time Display, Wireless Doorbell with 38 Melodies and 4 Volume Levels

General descriptionThis wireless doorbell is designed for outdoor use, featuring a waterproof and battery-free design. It is equipped with a temperature and humidity sensor, allowing you to monitor indoor environmental conditions in real time. The doorbell also includes a time display function, ensuring you never miss important moments.Technical specificationsPlug-in receiver voltage: AC85-260V (EU)Power consumption: Transmitter: Waterproof rating: IP44Transmitter life: 200,000 activationsOperating range: More than 150 meters in open areaSelectable ringtone: 38 melodiesVolume range: 0-100dB, 4 levelsOperating frequency: 433.92MHzOperating temperature: -20℃ to 65℃Working temperature: -4 °F to 140 °FInstallationNo wiring or electrician installation is required. The installation can be completed in just 1 minute by plugging the receiver into a socket.UsageThis wireless doorbell can be used in various environments, providing a reliable connection with a detection distance of up to 600 feet in a barrier-free setting. It features 38 melodies and 4 adjustable volume levels, including a mute function.