Product model: jy-611 Product Name: electric tooth punch Rated power: 4W Charging current: 1A Rated voltage: 5V Charging voltage: 5V Battery capacity: 1500mah Water tank volume: 220ml Net weight: 249g Specifications: Feature 1.The dental water flosser can efficiently reduce food residue, germs and dirt, helping people improve oral condition maintain oral health, ideal for people who have dental implant, or wear braces or retainer; 2.The oral irrigator is 3 modes available including soft, strong and pulse mode. By using it 2-3 times a day, you can prevent tooth decay/gingival atrophy/bleeding gums/dental calculus, etc. 3.The water jet toothpick is IPX7 full body waterproof and designed with a 220ml capacity water tank, which has a good lifespan and is convenient for daily use without a second fill needed; 4.Smart power-off protection: the device will auto shut down in 90 seconds without operation. 5. Adopt high-performance 1500mah high-energy lithium battery, which can be fully charged in 3 hours and can be used for about 30 days Package Included: 1*Dental punch host 1*Sprinkler 1*Charging cable 1*Instruction/1*Dental punch host 4*Sprinkler 1*Charging cable 1*Instruction Notes: Due to the difference between different monitors, the pictures may not reflect the actual color of the item. Compare the detail sizes with yours, please allow 1-3cm error, due to manual measurement. Please leaving a message before you give the bad feedback, if the products have some problems. Thanks for your understandings.