The Shyn toothbrush handle runs on a Nickel Metal Hydride (NiMH) rechargeable battery that allows your toothbrush to work for up to 7 days on a single charge, when used twice a day to maintain your oral health.
The Shyn toothbrush handle runs on a Nickel Metal Hydride (NiMH) rechargeable battery that allows your toothbrush to work for up to 7 days on a single charge, when used twice a day to maintain your oral health.