?Full Services?All of our products have a 30-day no-reason return service, and a non-artificial product damage warranty return service within 12 months. Please check whether your electric toothbrush model is correct before purchg, if you have any questions, please feel free to consult us!. ?Safety Charging?The charger base has been verified as fully compliant with charging requirements and is compatible with Oral-B electric toothbrushes. The charger has overheat, overvoltage, overload and short circuit protection, so you can use it with confidence. ?Waterproof Material?The charger base is made of sealing material and fully waterproof. It is very suitable for placing it on the bathroom countertop. When you are finished using the electric toothbrush, you can place it to charge. Even if it comes into contact with water or falls into the water, you don’t have to worry about whether it will be damaged or leaked. he can still work. ?Induction Charging?This IO charger base adopts inductive charging method, just put the electric toothbrush directly on the base to charge immediately, saving the trouble of the jack, easy to carry, is a good helper for electric toothbrush charging on the traveling. ?Toothbrush Model?Compatible with Braun Oral-B IO7 / IO8 / IO9 series electric toothbrushes.