Supply voltage: 110VAC 50/60HzPower: 0-100w-Pattern length :0-10cm (adjustable by turning button) size: 106x106x61mmSize: 350x235x195 mmSearch for -Audio using a Bluetooth-enabled playback device and connect.When the connection is complete, switch to music mode to playing music.When playing music, please turn the volume of the playing device to the maximum. effect is not good, it is recommended to use square wave music, Square wave music can contact customer service)Plug Type:US Plug,it applies to Canada, ,Mexico, Thailand, the , the Philippines,Taiwan and so on.colour: blackMaterial: plasticPackage Contents:1 x Music Coil1 AdapterOnly the above package content, other are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.