[Compatibility] This electric toothbrush charger is Compatible in Braun Oral B electric toothbrush models: D12 S12 S18 D10 D16 D17 D18 D19 D20 D29 D34 D36 / OC18 OC20 / D12013 D12013w D12523 series / Professional 500 600 1000 2000 2500 3000 4000 5000 7000 3709 3728 3737 3756 4736 4717 4729 4733 6500 8000 8850 8900 9000 9000s et. Suitable for all Oral B Round head electric toothbrush.Please confirm your toothbrush model before order. [Waterproof Base] Fully sealed and waterproof design, this Electric toothbrush charger is made of insulated ABS material and is IP67 grade waterproof and dust-proof. It is easy to clean and can be used in the bathroom or other humid environments. If it drops into the water, it won't be damaged and will continue to work. [Toothbrush Model Check] The pictures clearly illustrate the shape of our electric toothbrush charger mount. [Product Parameters]Input: AC 100-240V, 50-60HZ. Cable length: 3.94Ft. Package: 1 * Electric Toothbrush Charger Base.