36 Tunes Remote Control Digital LED Wireless Door Bell Doorbell Button
36 Tunes Remote Control Digital LED Wireless Door Bell Doorbell Button http://a.co/g5pVv3I This wireless doorbell works very well once you get it working. It didn't come with any adhesive. The button has a 12v battery, and I don't know where to find those. The 12v battery slot doesn't hold the battery in place, but rather just has two contacts in mid air. The receiver is built better, with a housing for the two AAA batteries (not included). At first nothing worked, but after inserting the batteries again, it made connection and started working, however vibrations prevented it from functioning, so make sure not to shake it or bump it. All the chimes appeared to work. It is working in the house. Comes with 36 Music: free to switch music, press the doorbell button, button to send a signal to the doorbell host, send music, music can be freely switched, 36 music as you choose. Super penetrating power: security door, wooden door, outside wall, inner wall Anti-theft alarm func...