Type:Solar doorbell Connection Type: Wireless Power: Electric Supply Item Type: Wireless Doorbell Plug Type:US Plug,it applies to Canada, India,Mexico, Thailand, the , the Philippines,Taiwan and so on. color:Black Material:plastic Voltage: AC110V Package Contents: 1 x Doorbell 1 x Chime Only the above package content, other products are not included. Note: Light reflection 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.