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White cordless water flosser with 300ML tank and jet tips

Waterpik Onlyone FC5090 Cordless Water Flosser 300ML Tank 1500-2000 Pulses/Min

SKU CH-TMT8-WPCNN

Cordless water flosser with a 300ML tank, 1500-2000 pulses per minute and four pressure modes for braces, sensitive gums and travel

  • Rated speedWater Dental Flosser
  • Brush features300ML Lager Tank
  • Bristle typeMedium
  • Power typeBattery Powered
  • Charging time24 h
  • Accessories includedPortable, Waterproof, Cordless
  • Gentle on sensitive gums with 1500-2000 pulses per minute
  • 30-day battery life from a 24-hour charge
  • 300ML tank completes a 60-second clean without refill
  • IPX7 waterproof cordless design for shower use
  • Five jet tips cover braces, pockets, tongue and nasal care

Cordless Water Flosser 300ML

The Waterpik Onlyone FC5090 is a battery-powered oral irrigator that delivers 1500-2000 pulses per minute across four pressure modes from 50 to 150 PSI. It targets users with braces, bridges, crowns, or sensitive gums who find string floss difficult or painful. The rechargeable design removes the need for a mains outlet beside the sink.

IPX7 Waterproof 24-Hour Charge

A full charge takes 24 hours and the unit weighs 0.39 kilograms, making it light enough for a toiletry bag. The IPX7-rated body can be rinsed under running water, while the detachable 300ML tank allows single-fill cleaning sessions up to 60 seconds. Charging uses a standard USB cable with no proprietary adapter supplied.

Upgrade From String Floss

This model replaces manual floss and countertop irrigators that require refills or fixed plumbing. The jump is worth it when daily gum bleeding persists, when orthodontic hardware blocks traditional cleaning, or when travel demands a cordless device that holds a month of use per charge. Not suited for buyers who need multiple user profiles with dedicated tip storage.

How it compares

Measured against everything we stock in Dental Care & Oral Hygiene, at today’s prices. Recalculated every night.

Price $32.99
Pricier than about 72% of the 2,485 comparable items (median $20.99).

Specifications

Product
Brand nameWaterpik
Model nameOnlyone FC5090
Part numberFC5360 Black
Product colorWhite
Performance
Rated speedWater Dental Flosser
Power
Power typeBattery Powered
Rechargeable batteryYes
Charging time24 h
Size & build
Bristle typeMedium
Product dimensions14.33 in W × 12.83 in H × 9.06 in D
Product weight0.39 kg
In the box
Accessories includedPortable, Waterproof, Cordless
More details
Team affiliationNBA

Questions about this item

What pressure range does the Onlyone FC5090 deliver across its four modes?

The unit provides 50 to 150 PSI across four adjustable pressure modes, letting you start gentle for sensitive gums and increase as comfort improves.

What are the tank capacity and overall dimensions of the FC5090?

It has a 300 ML water tank and measures 14.33 in wide, 12.83 in high and 9.06 in deep, weighing 0.39 kg.

How do you charge the FC5090 and what is the recharge time?

Charge via the included USB cable from any 5 V port; a full recharge takes 24 hours and yields about 30 days of daily two-minute use.

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