Wireless Intelligent Remote Control Music Doorbell for Home with Battery<br>Features: <br>Smart looking housing with flash light. <br>Flash light on as visitors press the remote button. <br>Long operating range: 150 meters (Ultra-long distance， digital control)<br>Dimension of the remote button: approx. 7.50cm x 4.30cm <br>Dimension of the door bell: approx. 10.50cm x 7.50cm<br>With waterproof remote button. <br>Easy to install， with double-side stickers at the back of the remote button. <br>No need of wiring . <br>24 Music Tunes for selection.<br>Model: 9520FD3<br>Color: White<br>Housing material: ABS <br>Transmitter power: !#!lt!*! 2W<br>Working frequency: 315MHz<br>Detection range: Up to 50~80 meters in the open air<br>Built-in 24 melody chimes<br>Adjustable volume<br>Transmitter: Powered by 1 x 23mA 12V battery (included)<br>Receiver: Powered by 2 x AA batteries (not included)<br>1 x Transmitter<br>2 x Receiver<br>1 x Battery<br>In original package<br /><img src="http://img6.eachbuyer.com/x13/p83/bf166_4.jpg" />                                                        <img src="http://img6.eachbuyer.com/x13/p83/bf166_5.jpg" />                                                        <img src="http://img6.eachbuyer.com/x13/p83/bf166_6.jpg" />