Plug the receiver into the outlet indoor to get in to use

Insert 2x1.5V AA batteries into the slot of the receiver and put it anywhere you like 

Special and pleasant sound of doorbell with several bell cantos to choose

Delicate streamlined appearance with intelligent flash light design 

Ultra distance represents the technology of surpassing obstacles 

Wireless easy mounting anywhere you like

All day long anti interference system 

Energy saving design - 20 presses per day , battery can last for 1 year

Suitable for home , office , shop etc

Size: 7 x 2.5 x H 10cm