Wireless Doorbell w/ a Bell and a Remote Button

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Details:

Intelligent Wireless Door Digital Chime Doorbell w/ a Bell and a Remote Button
With 36 Melody Music
Easy to install, with double side stickers at the back of the remote button
Flash light on when visitors pressing the remote button
Long operating range: 50 ~ 120 meters(open area)
Powered by 2 x AA batteries for each doorbell (not included)
Powered by 1 x A23 battery for the remote button (included)
Material: Plastic
Package Specification: 21cm x 16 cm x 3.5 cm
Power :Less than 2 W
Each item will be tested and packed carefully before we ship it
Available Styles: As the picture shows(two styles)
Please tell us the style when you buy it, or else we will send in random
Package:
1x remote button
1 x doorbell
1 x A23 battery