SadoTech ST-FXR-BL Touch Activated Wireless Doorbell with 100-Percent Waterproof Button and 2 Plugin Receivers Operating at Over 500' Range with Over 50 Chimes<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Unique touch activated button wireless doorbell. Blue led lights up when touching the touch area of transmitter button. Button is 100% waterproof</li><li>A perfect use case scenario for this product would be if you have a first floor and basement， garage， or second floor and you want both areas to ring from someone pressing a single transmitter button</li><li>Over 50+ different ring tones. Operating range of over 500 feet (1000 feet in open area). four levels of adjustable volume from 25Db to 110Db</li><li>Easily plug receiver into an electrical outlet (no batteries required for main receiver). ce， fcc， rohs certified</li><li>Includes 2 chime units and 1 remote transmitter button， double sided sticker， anchors， screws， and battery for remote transmitter</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41fJuaf8zkL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31vImcDnkyL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51xPoX%2BK4OL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41qgytUr93L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41meAZCszmL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41kcwNfkPaL.jpg" noproxy>