220ML capacity water tank, fully meet the daily oral cleaning use 3 function intelligent adjustment: clean mode/gentle mode/pulse mode, 1400 times/min pulse water column The machine is IPX7 grade waterproof, easily diving to a depth of 1 meter Intelligent off protection, 2 minutes intelligent off to avoid long time caused by motor dry burning Plug Type: US Plug, it applies to Canada, India, Mexico, Thailand, Taiwan, the United States, the Philippines and so on. Rated voltage: DC3.7V Rated : 3.5W Battery capacity: 1200mA Colour:White Material:ABS Size:25 x 12 x 7cm Package Contents: 1 x Host 4 x replacement nozzle 1 x USB charging cable 1 x English manual 1 x English color box 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.