Electric Toothbrush - Universal - Rechargeable Children's Electric Toothbrush (Blue) Highlights Universal Rechargeable Children's Electric Toothbrush (Blue) Rechargeable Children's Electric Toothbrush (Blue) The product is shipped according to the color or size of the main product page image. Color: blue DESCRIPTION: Can help children develop scientific teeth Habituating the quality of the quality of the inhabitants, high-density bristles: antibacterial and durable, penetrate the gap between the wisdom teeth and the gums, quickly clean the tooth. dental plaque dental body waterproof layer, can be washed directlyColor: the pink group: children 3 years oldsize: 0.87in*7.64in Speed of speed: 15500/Minvibration Frequency: 31000 times per minutePower Supply: USB Charging Time: About 6 hours Usage: 2 minutes at a time, 2 times a day, long standby time for 20 days for 20 days