usmile Q20 Smart Sonic Electric Toothbrush for Kids: Sonic working principle
This electric toothbrush is designed for parents who want to make brushing fun and effective for their kids. It transforms a daily chore into a playful routine, helping build healthy habits early.
The sonic technology cleans gently with soft bristles, perfect for young teeth and gums. With three modes, including a beginner adaptation, it adjusts as your child grows. The long battery life means fewer charges, so it stays ready for busy mornings and bedtime.
You will appreciate how the smart anti-cavity mode guides brushing time, ensuring thorough cleaning without reminders. It is a practical tool that supports your child's dental health with ease.
Features
- Intelligent anti-cavity brushing mode
- Daily cleaning mode
- Beginner adaptation mode
- USB charging
- Soft bristles
- 90 days battery life
- 4-5 hours charging time
- 30000-33000 times/minute vibration frequency
- Sonic working principle
General specs
- Brand: usmile
- Model: Q20
- Seller: Joom
- ID: 6928449acc04440177ac479c
- Timer: Yes
- Material: ABS
- Age Range: 2-12 years
- Power Source: Rechargeable
- Cleaning Modes: 2
- Brush Head Type: Round
- Charging Method: USB
- Bristle Material: DuPont
- Bristle Softness: Soft
- Cleaning Technology: Sonic
- Replaceable Brush Heads: Yes
- First listed by seller: 12/6/25
If you are interested in more details, you can find full information on the seller's page.
View on seller's site
#publicidad
$102.47
Last price update: 12/6/25
Out of stock
Shipping options
Delivery to 
United States
United States
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| Brand | usmile | TEETHEORY | Marlincare | Philips | COSLUS | TEETHEORY |
| Model | Q20 | GEHP206AB | M10PRO | HX9690/05 | C30 | GEHP199A |
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| Price | $102.47 | $19.99 | $26.99 | $199.99 | $8.99 | $19.99 |
| Seller | Joom | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | Mar 5, 2026 | Feb 2, 2026 | Feb 4, 2026 | Feb 7, 2026 | Feb 7, 2026 | Feb 7, 2026 |
| Timer | Yes | 2-minute | 2-minute | 2-minute | 2-minute | |
| Charging Method | USB | USB | Magnetic | Magnetic | ||
| Bristle Softness | Soft | Soft | Soft | Soft | ||
| Technology | Sonic | Sonic | Sonic | Sonic | ||
| Travel Case | Yes | Yes | Yes | |||
| Battery Life | 45 | 180 | 30, 150 | |||
| Battery Type | Li-Polymer | Li-Polymer | Li-Polymer | |||
| Charging Port | USB-C | USB-C | USB-C | |||
| Brushing Modes | 3 | 5 | 5 | |||
| Pressure Sensor | Yes | Yes | Yes | Yes | ||
| Water Resistance | IPX7 | IPX8 | IPX7 | |||
| Brush Heads Included | 8 | 4 | 2 | 2 | ||
| Vibrations Per Minute | 40000 | 55000 | <num1>, <num2> | |||
usmile Q20 Pink Sonic working principle
$102.47
Reviews
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