1. Multi-Speed Cleaning: Experience 3 modes of cleaning intensities with adjustable frequencies, from gentle to powerful, tailored to your oral care needs. 2. USB Cable Base Wireless Charging: Convenient, safe and fast charging, ensuring you're always ready for a thorough clean. 3. Long Battery Life: Enjoy over 21 days of usage on a single charge, making it perfect for travel and daily use without frequent recharging. 4. Smart Timer Reminder: The built-in 2-minute timer pulses every 30 seconds, reminding you to move to the next quadrant of your mouth for optimal cleaning. 5. IPX7 Waterproof Rating: Ensures safety and reliability even in wet environments, providing peace of mind during every use. 6. Easy to Find the Replacement Toothbrush Heads Refills: This rotating electric toothbrush handle compatible with Oral B Braun replacement toothbrush brush heads, you can purchase the replacement brush head refills from our online store.