Wireless Doorbell Remote Control Doorbell with 32 Tune Melodies<br>Easy to install, with double-side sticker in the back.<br>Working range: 50 meters<br>No need of wiring.<br>Special and pleasant sounds of the doorbell for choice.<br>Delicately streamlined appearance shows the special tastes of the host.<br>Updated intelligent flash light design, greatly convenient for the hearing handicapped.<br>Ultra-long distance represents the technology of surpassing obstacles.<br>Wireless easy mounting design will never affect your inner decoration and leaves the doorbell anywhere you like.<br>All day long anti-interference system, prevents the doorbell from interferences outside or between neighbors.<br>Energy saving design of environment protection, the battery inside the button can be enjoyed for one year (20 presses per day)<br>Delicate smart part, makes the doorbell a popular angel of dwelling house, office building, hotel, tire building, factory and so on. You will never miss any guest.<br>32 music tunes <br>The button and the doorbell apply the same encoding-decoding codes (please refer to the codes on the plastic shells).<br>The button adopts a piece of 12V 23A battery. Fix the button on the wall near the door with screw, glass glue or double-side sponge adhesive paper. <br>Please keep out of rainwater. It should not be placed on metal surfaces. The battery's lifespan is up to one year with 20 times presses per day. <br>Please replace the battery if the doorbell is out of order after using for a period of time.<br>Just plug the receiver into the outlet indoor for usage.<br>Insert two pieces of 1.5V AA batteries into the slot of the receiver and place it at any location.<br>Door bell battery: 2 x AA size batteries (not included)<br>Remote button battery: 1x 12V 23A battery (included)<br>Door bell size: 105mm x 75mm<br>Remote button size: 75mm x 43mm<br>1 x Transmitter<br>1 x Receiver<br>1 x Battery<br>In original package<br /><img src="http://img6.eachbuyer.com/x13/p83/bf161_4.jpg" />                                                        <img src="http://img6.eachbuyer.com/x13/p83/bf161_5.jpg" />                                                        <img src="http://img6.eachbuyer.com/x13/p83/bf161_7.jpg" />                                                        <img src="http://img6.eachbuyer.com/x13/p83/bf161_8.jpg" />