Wireless Door Bell that is Weatherproof with a receiver that is Battery-Free as well as 25 Ring Tones allowing a wholesale solution for alerting you of someone's arrival. <br /><br /> A great way to save on security by installing this transmitter and receiver door bell. Plug the receiver into a wall socket and stick the transmitter by the door for instant alert of when a guest salesman visitor or rebellious children come round to your house. The transmitter is the actual switch that the visitor will press at your door and that will transmit a 70 meter range signal to the receiver that should be plugged into a pocket socket inside your property. The transmitter is weatherproof therefore it doesn't get hurt when out in the rain and the wind. With 25 ring tones on this battery-free wireless doorbell you will be spoilt by the amount of tunes to alert you when someone is at the door. <br /><br /> In stock now we guarantee next day shipping and offer a 12 months warranty on all our products. Brought to you by the leader in electronic devices and wholesale security gadgets BeOi Trading. <br /><br /><strong>At a Glance...</strong><ul id='at_a_glance'><li>Wireless Door Bell</li><li>Weatherproof</li><li>Battery-free</li><li>25 Ring Tones</li></ul>