A/B difference: Type A ordinary toothpaste squeezer + 2 toothbrush cups, no disinfection function. Type B UV-C ultraviolet disinfection function, the sterilization rate is 99.99%, and it can be used while charging. Features: 1. One-click squeeze toothpaste, squeeze toothpaste quantitatively, control the amount of toothpaste according to the strength. 2. The toothpaste needs to be manually squeezed into the cavity for the first use. 3. Waterproof and moisture-proof, rest assured to use in the bathroom. 4. Full body disassembly, easy to wash. 5. Drill-free installation, strong non-marking stickers. 6. Automatic toothpaste extruder, quantitative push out. 7.Strong non-marking glue, can bear 10kg. Note: The actual manual measurement size may have some errors. The actual size is subject to the actual product. Due to different lighting and soting conditions, the color of the picture may differ slightly from the actual product. Please refer to the actual product.