Oclean X Sonic Electric Toothbrush Color LCD Touch Screen IPX7 4 Brush Modes Fast Charge 30 days Tooth Brush Color Touch Screen: Brushing quality feedback, direct blind zone detection reminder. High Cleaning Efficiency: With 42,000 frequency magnetic brushless motor and high-end 3D designed bristles. High Brushing Personalization: With 32 intensity levels, 4 modes, 20 preset plans and hundreds of customizable plans. Built-in Sensor: For over brushing detection & 8 blind zone detection. Superior Charging Experience: Up to 40 days battery life, 2 hours fast charging and 2-in-1 charger + holder. Whole Device FDA Approved Anti-bacterial Bristles