Bextgoo Wireless Doorbell Transmitter and Receiver Kit for home and office_Black

-one transmitter and one receiver kit

-Batteries: 1x 23A 12V Lithium Ion battery

-Power Source: ‎battery-powered

-Included Components: ‎door bell, indoor chime, user manual, screw pack

-Batteries Included: Yes

-Item Weight: ‎220 g

-Product Dimensions: 6.4 x 2.4 x 12.8 cm