

From an easy first clean to ultra-portable power and pro-level control, find the water flosser built for your routine.


C30Best for Precision


C30 SEBest for First-Time Users


Professional nozzle design, advanced water-flow technologies and intelligent pressure control work together for precise, comfortable and consistent cleaning.
Engineered with dental-instrument geometry to direct the stream toward back molars and hard-to-reach angles.
usmile engineers professional water-flow technologies—including microbubble and high-frequency pulsed flow—for thorough cleaning with greater gum comfort.
The smart chip continuously adjusts pump output to reduce pressure fluctuations and splashing, maintaining stable cleaning across every level—even as battery power changes.
From touchpoints and water paths to charging protection and surface finish, every detail is designed for cleaner, safer and more refined daily use.
Power systems and precision water pumps are tuned and validated for stable, reliable performance over time.
The C50 pump is tuned and validated for stable pressure, controlled noise and long-term durability.

The battery, control chip and pump are tuned together for reliable output across charging cycles and battery levels.

| 300 mL · Approx. 60 sec | 180 mL · Approx. 45 sec | 300 mL · Approx. 75 sec |
| 3 S-Shaped Tips | 3 S-Shaped Tips | 2 S-Shaped Tips |
| WaveFlow Pulsed Stream | WaveFlow Pulsed Stream | CoreJet Precision Stream |
| 5 Pressure Levels | 4 Cleaning Modes | 4 Cleaning Modes |
| 30–110 PSI | 35–110 PSI | 30–120 PSI |
| 5 Pressure Controls | 4 Pressure Controls | 3 Pressure Controls |
| Up to 60-Day Battery | Up to 95-Day Battery | Up to 75-Day Battery |

"I like using the usmile C10 Water Flosser because it helps remove food debris and clean along the gumline, especially in those hard-to-reach areas. It comes with a guidance tip that makes it easier to follow the gumline, plus additional nozzles for different oral care needs. "

"I’ve tried several water flossers, but this is the one that has stayed on my counter. The tank is large enough for a full routine, the wide opening is easier to rinse and dry, and the pressure feels strong without being harsh. I found my preferred setting after only a few uses. "

"I started on the lowest setting and moved up once I got used to it. The tank lasts through my full routine, and the cordless design keeps my counter tidy. Most importantly, I’ve actually been using it every night."

"The C10 immediately caught my attention. I especially liked the guidance tip for cleaning between teeth and around braces—I wanted to take it home before the demo was over. "

“With five pressure modes, three different tips and a tank that lasts through the routine, the C30 makes it easy to clean along my gumline at a comfortable pressure.”
Awarded for design. Featured by leading media.
Trusted for quality.
Look beyond maximum pressure. A good cordless water flosser should provide a focused, consistent stream, comfortable pressure control, enough water for your routine, easy access to back teeth and a reservoir that is simple to rinse and dry. usmile addresses these needs with dental-inspired nozzle design, engineered water-flow systems, adjustable pressure and removable reservoirs.
A cordless water flosser can provide thorough daily interdental cleaning when it combines focused water flow, stable pressure and sufficient runtime. usmile brings these essentials into a cordless format: C30 offers a 300 mL reservoir and five pressure levels for a more complete, controlled routine, while C10 delivers effective cleaning in a more compact design.