Electric Tooth Cleaner Dental Calculus Remover

Used for dental calculus, tartar, plaque, tobacco stains, coffee stains, tea stains, clean stubborn calculus, give you healthy whitening teeth and fresh breath. Features: Style: Charging (built-in battery) Waterproof Rating: IPX6 Rated Power: 1W Rated Voltage: 3.7V Rated Current: 200 mA Standby Current: ≤20ua Battery Specification: 300 mAh Power Adapter: 5V 500 mAh Charging Time: Less than 2 hours Motor Noise: Less than 60 decibels Working Time: About 2 hours Service Life: More than 1 year Material: Inlet Grade Silicone+Plastic