1. Broad Compatibility Assured Our charging base for OralB toothbrush charger is designed to be fully compatible with Braun OralB's extensive range of electric toothbrushes, including but not limited to the Pro 1000, 3757, Pro 300, 400, 500, 1000, 2000, 3000, and the entire IO Series 3, 4, 5, and 6. Ensuring a seamless fit and reliable charging experience for your electric toothbrush. 2. OEM Universal Wall Plug Adapter Equipped with a universal wall plug adapter, our charger for OralB electric toothbrush accepts a wide input voltage range of 220-240V, 50/60Hz, ensuring compatibility with various electrical outlets worldwide. The output power is carefully matched to preserve the performance and longevity of your toothbrush. 3. Space-Saving Design with Waterproof Durability Crafted with portability in mind, our compact charging base compatible with OralB Braun charger is designed to fit into even the tightest spaces. It boasts an IPX7 waterproof rating, allowing for easy cleaning under running water and ensuring reliable performance even in humid environments. 4. Extended Cable for Convenient Charging Featuring a generous 3.3-foot cable, our charging cable for OralB io charger base offers added flexibility and reach, allowing you to conveniently position the charger near your power outlet while keeping your toothbrush within easy access.