[No Batteries Required] Wireless Doorbell with LED Temperature, Waterproof Electronic Doorbell Kit with 2 Plug-in Receivers, 150m Range, 38 Melodies at 4 Volume Levels

General descriptionNo Batteries Required: Our wireless doorbell transmitter uses exclusive PUSH-RF technology, converting kinetic energy into an electrical signal that rings the doorbell wirelessly. This eliminates the need for batteries, making it more convenient, energy-saving, and practical than traditional models. The doorbell features an IP44 waterproof design, made of non-toxic, safe, and recyclable ABS, and can operate in temperatures ranging from -20°C to 65°C, ensuring functionality in various weather conditions. The LED temperature display shows the Celsius/Fahrenheit temperature when the receiver is not ringing, allowing it to double as an indoor thermometer.Technical specificationsWireless range: 150 m / 500 ftTemperature operating range: -20°C to 65°CVolume levels: 4 adjustable levels from 0 dB to 100 dBNumber of ringtones: 38UsageThe doorbell is ideal for various environments including home, office, hotel, villa, hospital, studio, apartment, and school. It is designed for easy use: simply peel off the film from the transmitter and stick it near the door, then plug the receivers into power outlets. All wireless doorbells can be re-paired and controlled together.Other informationLED indicator provides visual notification, beneficial for the hearing impaired.