P20 PRO makes the bass brushing technique accessible. Smartsonic Oscillating & Vibrating: Advanced 60° oscillation adapts to different tooth surfaces for a thorough clean using the Bass Brushing Technique. Smart Ring 4-Zone Brushing Tracking: Real-time tracking ensures no spot is missed, guiding you for a perfect clean. Diamondshine Brush Head with Air Cushion: Diamond-embedded whitening bristles achieve 440% whiter cleaning, with air-cushion technology for healthier gums. 90-Day Runtime: Up to 3 months of use with USB-C universal charging, ideal for travel. Trusted by ADA & TÜV, Dentist-Recommended: Meets the highest standards of oral care. IPX8 Waterproof: Safe to use in the shower. Package List: P20 PRO x1 C10 Water Flosser x1 Brush Head x2 Dual-Flow Nozzle x4 USB to USB-C Cable x1