Wireless Doorbell Intelligent Communication Digital Nurse Alert System Standard 1 to 1 Black

Feature: 1. STRONG SIGNAL PENETRATION: The doorbell has strong signal penetration. No matter what kind of house you are, it can adapt perfectly. 2. MUSIC ADJUSTABLE: From traditional ringtones to world famous ringtones, playlists will definitely provide ringtones that suit your taste. 3. APPLICABLE SCENARIOS: The doorbell can be used in the home, factory, office, classroom, apartment building, villa and other large areas. 4. FOR EMERGENCY: The alarm system is applicable to patients, elderly people, pregnant women, children calling for help at home. There is no need to shout to get attention. 5. ABS MATERIAL: Made from premium ABS material, the doorbell is not likely to deform and also has excellent durability for long working hours. Specification: Item Type: Wireless Doorbell Product Material: ABS Product Specification: European standard black 1 to 1 Product Size: Transmitter: Approx. 77 x 46 x 20mm / 3.03 x 1.81 x 0.79in Receiver: Approx. 90 x 56 x 20mm / 3.54 x 2.2 x 0.79in Power Supply: The receiver is plugged in, and the transmitter uses a 12V23A battery (with battery) Product Use: Doorbell Weight: Approx. 140 g / 4.9 oz. Package List: 1 x Transmitter1 x Receiver 1 x Battery 1 x Door Bell Sticker1 x Screwdriver