BAIR A9 Cloud White Smart Sonic Electric Toothbrush: Sonic vibration frequency range of 33001-38000 Hz
For anyone who wants a dentist-clean feel at home, the BAIR A9 Smart Sonic Toothbrush transforms your daily routine. It's perfect for busy professionals or parents who need efficient, effective oral care without the guesswork.
Beyond just cleaning, this toothbrush offers a personalized experience. The Smart Indicator Bristles fade from blue to white, so you know exactly when to replace the brush head—no more forgetting. With four modes like Clean and Whiten, you can tailor each session to your needs. The 30-second smart reminders ensure you cover every area evenly, making your two-minute brush feel thorough and intentional.
Enjoy long-lasting power with up to 180 days of battery life on a single USB charge. The memory mode recalls your last setting, so you start right where you left off. Built to last with a 24-month warranty, it's a reliable upgrade for your bathroom counter.
Features
- Waterproof class IPX7
- Battery life of 91-180 days with USB charging
- Three-dimensional cleaning
- Timing features
- Multiple cleaning modes
- 2-minute timer
- Quad Tech
- 4 brush heads included
- Strokes per minute ranging from 24,000 to 48,000
- Smart Indicator Bristles that change color from Blue to White
- Brush head replacement every 3 months
- 4 modes: Clean, Whiten, Soft, Massage
- Clean mode operates at 35,000 strokes per minute
- Whiten mode operates at 40,000 strokes per minute
- Soft mode operates at 33,000 strokes per minute
- Massage mode operates at 34,000 strokes per minute
- 24 months warranty
- 15-day refund policy
- USB cable charger included
- Gradual increase of vibration in 3 seconds
- Memory mode that records the last used mode
- Automatic power-off after 2 minutes
- 30-second smart reminders for changing brushing areas
- Hollow cup motor
- Power indicator with green for 30%-100% battery and red for 10%-30%
- Charging time of at least 4 hours from empty
- Rated input of 5V 0.2A
- Rated power of 1.2W
- Rated voltage of 3.7V
- Compliance with FCC, CE, ETL, KC, PSE standards
- Micro-USB charging cable
- 0.5-1.2mm gap between brush head and handle
- One-way cycle among cleaning mode, soft mode, whitening mode, and power off
- Sonic vibration frequency range of 33001-38000 Hz
General specs
- Brand: BAIR
- Model: A9
- Seller: Joom
- ID: 69283414ecc2210198c429e7
- Timer: 2-minute
- Display: Touchscreen
- Technology: Sonic
- Travel Case: Yes
- Battery Type: Li-Polymer
- Charging Port: USB-C
- Charging Method: Magnetic
- Pressure Sensor: Yes
- Bristle Softness: Soft
- First listed by seller: 12/6/25
If you are interested in more details, you can find full information on the seller's page.
Shipping options
United States
Comparison with similar products
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
BAIR A9 White Sonic vibration frequency range of 33001-38000 Hz
|
Oral-B G3.2i6.1KD White Removes 100% more plaque
|
SAKYPRORAL G5S Black AI smart display tracks 6 oral zones in real-time
|
Oral-B PRFZ7 Black Superior plaque removal vs. manual toothbrush
|
AJELU JP-ET-801-PINK
|
WK WT-C11
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| Brand | BAIR | Oral-B | SAKYPRORAL | Oral-B | AJELU | WK |
| Model | A9 | G3.2i6.1KD | G5S | PRFZ7 | JP-ET-801-PINK | WT-C11 |
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| Price | $43.11 | $109.99 | $29.99 | $134.99 | $9.99 | $29.18 |
| Seller | Joom | Amazon | Amazon | Amazon | Amazon | Gshopper |
| Update | December 8, 2025 | December 6, 2025 | December 6, 2025 | December 6, 2025 | December 6, 2025 | July 25, 2024 |
| Timer | 2-minute | Yes | 3-minute | |||
| Technology | Sonic | Sonic, Ultrasonic | Sonic | |||
| Bristle Softness | Soft | Soft | Soft | |||
