Type: Solar Doorbell Connection Type: Wireless Power Supply: Power Supply Item Type: Wireless Doorbell Plug Type: US Plug, applies to Canada, , Mexico, Thailand, the United States, the Philippines, etc. 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 a little different from the real thing. The measurement allowed error is +/- 1-3 cm.