• DC 5V, USB charge
• Built-in lithium battery DC3.7V/450mAh
• Main material: ABS
• 1 hour full charge for 150 mins use
• 5 modes vibration setting for massage and releax head
• With the water tank, hair care liquid or hair care essential oil can be injected this water tank, and these nutrient solution will be absorbed by hair when using this brush on hair.
• Detachable water tank, easy for clear
• Product size: 20.5x5.8x4.5cm