Self-Powe Wireless Door Bell Smart Wireless Door Bell No Charging Waterproof 300M 38 Melodies For Magazines Home Office

Characteristics: Up to 1000 Foot (300m) Long distance: whether you are occupied in the bedroom or in the kitchen, it may remind you that someone is calling from outside. Free of charge your concerns about missing visitors. 38 melodies with 3-Level Adjustable Volume: the wireless doorbell offers a wide selection of 38 chimes for your personal taste, including Christmas song (jingle bells) and more. 3-level volume range from 20dB to 85dB. Simple Installation and IP44 Waterproof Transmitter: Jus