Wireless Doorbell， Silipower Ring Chime Operating over 1000 feet， 1 Waterproof Remote Push Button &amp; 1 Plugin Receiver with LED Indicator， for Home / Office – White<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Long Range up to 1000 feet / 300 meters - Either you are occupied in the garden or at the kitchen， this remote doorbell can remind you that someone is calling from outside. CE，FCC， RoHS certified</li><li>Easy Installation - No batteries required for main receiver， just plug the receiver into an electrical outlet. Push button can be fixed to the doorframe with the attached adhesive tapes</li><li>Multiple Chime Option - 52 ring tone options with 4 levels of adjustable volume from 25db-100db</li><li>Huge Performance Transmitter - The push button is IP55 dustproof and waterproof for outdoor use， working temperature ranges from -4 °F to 140 °F; withstands various harsh weather conditions</li><li>Low Power Consumption –Advanced tech offers small energy consumption for each press， no need replace battery frequently. The push button is tough tested to ensure up to 10，000 times pressing</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41ZnJ8r4aiL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/415g-1ybRxL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/517UuCTf2OL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51VcGy5%2BW-L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51ICCxIuXvL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41DGcQ1Mz4L.jpg" noproxy>