Sell ⊕✳Wireless Doorbell Ac 110-220V Smart Digital Waterproof Push Button Doorbell 36 Melody 4 Volume best price

MODEL NUMBER:A20 COLOR:gold RINGTONE:36 pcs selection VOLUME:4 levels adjustable Material:ABS Plug Type:US Plug,it applies to Canada, India, Japan, Mexico, Thailand, the United States, the Philippines and so on. TRANSMITTER POWER:use a 12V 23A alkaline battery(the battery is not contain-in package list) RECEIVER POWER:plug-in 110-220V home socket TRANSMITTER SIZE:77*46*20MM RECEIVER SIZE:90*56*20MM OPERATING RANGE:300 meters operating range in open area. Includes: 1* transmitter 1* receiver 1* doorbell sticker 1* double-sided tape 1 pair of screwsOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.