1) use one pc AAA battery;

2) current:120MA;

3) the lift time of battery is about 60 days, use two times a day, 3 mins per time;

4) vibration:22000 times per min

5) nosie: less than 55 db while it's 10 cm away from the unit;

6) you can designate color for the product;

7) you can designate surface treatment for the product;

8) you can designate packing for the product;

9) brush head is replaceable

battery operated electric toothbrush