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Portable Electric Toothbrush Adult Traveling Brushes IPX7 Waterproofed Soft Bristles 5 Cleaning Modes USB Charging Oral Health Specifications: Product material: ABS Bristles material: Soft Weight: Package(With 3 heads): 200g With 8 heads: 225g Size: Package: 22.6*5.2*2.7cm Vibration frequency: 40000 times / minute. Cleaning mode:5 modes Smart timing: 2min Auto-off Waterproof grade: IPX7 Sound effect: 46-70db Built-in battery capacity:<500MAh Working voltage:4V Battery life: 6 months Charging time: 6h Power supply mode: USB Color:Blue/Pink/White 3.Packages: Brush handle*1 brush head*3 or 8 Charging cable*1 Notes: 1. After receiving the product, please charge it before using it. 2.Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you Please allow 1-3cm measuring deviation due to manual measurement.