Describe: 1. Fully sealed charger and waterproof design, IPX7 waterproof level. You can use it in the bathroom or kitchen. The waterproof function is safe for you and your family in daily use 2. The electric toothbrush charger is a universal USB port cable connection, the output power is the same as the original charger, and it is a perfect substitute for the original charger of type 3757 3. Each toothbrush charger is quality tested for superior performance and durability 4. The electric toothbrush charger is light in weight and has a long cable. Travel-friendly due to the small size of the socket base Brand New High-Quality Plug: USB Material: ABS Voltage: 220-240V Input: 100-240V/AC 50-60Hz Output: 0.9W Notes: For Brauns Rechargeable Electric Toothbrush Models: D12 S12 S18 D17 D18 D19 D20 D29 D34 OC18 OC20 pro1000 pro3000 pro4000 D12013 D12013w D12523 3709 3728 3737 4736 4717 4729 885 Package Included: 1 x Electric Toothbrush Charging Stand List: 1 x Electric Toothbrush Charger