Wireless Doorbell Outdoor Waterproof Automatic Battery-Free with Temperature, Humidity and Time Display Gold and Black

General descriptionThis wireless doorbell is designed for outdoor use, featuring a waterproof design and an automatic battery-free operation. It includes a temperature and humidity display, allowing you to monitor indoor conditions in real time. With a stylish gold and black appearance, it enhances the aesthetic of your home while providing practical functionality.Technical specificationsPlug-in Receiver Voltage: AC85-260V (EU)Power Consumption: Transmitter: 20mA, Receiver: 140mAWaterproof Grade: IP44Transmitter Life: 200,000 activationsOperating Range: More than 150 meters in open areasOptional Ringtones: 38 melodiesVolume Range: 0-100dB, 4 levelsOperating Frequency: 433.92MHzOperating Temperature: -20℃ to 65℃Operating Temperature (Transmitter): -4°F to 140°FIP45 dust and water resistanceInstallationInstallation is quick and easy: simply plug the receiver into a socket and stick the button in your desired location. No wiring or electrical installation is required, allowing for setup in just one minute.UsageThis doorbell operates using high-frequency electronic technology with FM signal schemes, ensuring strong anti-interference capabilities. It provides hourly reminders and allows you to enjoy a healthy indoor environment by displaying real-time temperature and humidity levels.