Replacement Battery Set Compatible with Braun Oral-B Sonic Complete Toothbrush

If your toothbrush loses power quickly or doesn't hold charge, most likely the rechargeable battery is dead. Don't waste money on a new toothbrush system, including handle, brush head, and charger! Bring your old toothbrush to life again by replacing the dead battery. The item consists of 2 rechargeable NiMH cells. Battery is fully tested before shipping. Due to the nature of battery product, NO return is accepted after it has been installed.