Healthier Gums, Stronger Teeth The Collasaro sonic electric toothbrush features advanced sonic cleaning technology for \powerful cleaning by high frequency micro motions. It produces 36,800 brush strokes per \minute for a powerful dynamic cleaning routine, better removes plaque, and helps stronger \your teeth much better than a regular manual toothbrush. Product Information Product Name: Collasaro Sonic Electric Toothbrush Main Features: Automatic Timer, 5 Vibration Modes, Wireless Charging Wireless Charger Voltage: 100-240V self-adaptive Frequency Rating: 50Hz/60Hz Rated Power Input: 5.0W Charging Base Input: DC5V-1000mA Charging Base Power: 1W Smart Timer: 2 minute routine with short pause per 30 secs as reminder 5 Vibration Modes: Daily Clean, Whitening, Sensitive, Gum Care and Pulsate Charging Time: 12 hours per charge, daily use for 2-3 weeks. Waterproof Grade: Brush Body / Charging Base IP67 Brush Body Size: 15.8*2.5cm Brush Body Weight: 91.6g Brush Head Size: 8.9*1.65 cm Brush Head Weight: 4.4g Charging Base Size: 4.95*4.65*4.55cm Charging Base Weight: 62.6g Package includes Collasaro Sonic Electric Toothbrush Handle x 1 Toothbrush replacement head x 2 User manual x 1 USB charger adapter x 1