The Waterpik White ION cordless water flosser, WF-11 provides maximum performance with cordless convenience. You can place ION anywhere on your countertop – there is no cord or outlet required during use, and the rechargeable lithium-ion battery lasts up to 4 weeks per charge. Tested and trusted, Waterpik is the #1 water flosser brand recommended by dental professionals. From the first brand in its class accepted by the American Dental Association (ADA) for safety and effectiveness, the Waterpik ION cordless water flosser removes up to 99.9% of plaque and is clinically proven up to 50% more effective than string floss for improving gum health. ION delivers full pressure and cleaning performance in a compact size that is 30% smaller than traditional electric plug-in models. It cleans deep between teeth and below the gum line where traditional brushing and flossing can't reach, using a unique combination of water pressure and pulsations. And it's great for anyone with braces, implants, crowns, bridges, or periodontal pockets. Additional features include global voltage compatibility, 10 pressure settings from gentle to maximum clean, on/off water control on the handle, a convenient swivel base on handle to reach all areas of the mouth, magnetic handle cradle, and 1-minute timer with 30-second pacer to remind you to floss all areas. Includes 6 flossing tips and a 3-year warranty.
Q: What percentage of plaque does the Waterpik flosser remove?
A: The Waterpik water flosser removes up to 99.9% of plaque from treated areas.
Q: What is the reservoir capacity of this Waterpik flosser?
A: This Waterpik flosser has a 22-ounce reservoir capacity.
Q: How long does the battery last on this Waterpik flosser?
A: The Waterpik ION cordless water flosser has a rechargeable lithium-ion battery that lasts up to 4 weeks per charge.
Q: Does this Waterpik flosser have a warranty?
A: Yes, the Waterpik ION cordless water flosser comes with a 3-year limited warranty.
Q: How many pressure settings does the Waterpik ION cordless water flosser have?
A: The Waterpik ION cordless water flosser has 10 pressure settings, ranging from gentle to maximum clean.
Q: Is this Waterpik flosser compatible with different voltages worldwide?
A: Yes, the Waterpik ION cordless water flosser has global voltage compatibility (100-240VAC, 60/50Hz).
Q: How does it keep bacteria from growing in the tube? If something is always wet, bad things can grow.
A: Hello Germaphobe - Running distilled white vinegar and warm water through the unit and handle regularly, as recommended, will prevent the issue by breaking down any buildup that may be accumulating. Here is a link to our cleaning blog that has detailed cleaning instructions: https://www.waterpik.com/oral-health/product-support/articles/how-to-clean-waterpik-water-flosser-vinegar/.
Q: The Water pik keep on stopping every few seconds
A: Hello HJB1 - We're sorry for any difficulty you may be experiencing. This is not something we have heard of with the ION. We would like to get more information. Please email us at [email protected] or call (800) 525-2774 for assistance.
Customers are positive about the ION Cordless Countertop Water Flosser's ease of use, overall performance, and long battery life. Many appreciate its compact size and powerful water pressure. The only concern mentioned is the noise level of the device.
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.

The Waterpik White ION cordless water flosser, WF-11 provides maximum performance with cordless convenience. You can place ION anywhere on your countertop – there is no cord or outlet required during use, and the rechargeable lithium-ion battery lasts up to 4 weeks per charge. Tested and trusted, Waterpik is the #1 water flosser brand recommended by dental professionals. From the first brand in its class accepted by the American Dental Association (ADA) for safety and effectiveness, the Waterpik ION cordless water flosser removes up to 99.9% of plaque and is clinically proven up to 50% more effective than string floss for improving gum health. ION delivers full pressure and cleaning performance in a compact size that is 30% smaller than traditional electric plug-in models. It cleans deep between teeth and below the gum line where traditional brushing and flossing can't reach, using a unique combination of water pressure and pulsations. And it's great for anyone with braces, implants, crowns, bridges, or periodontal pockets. Additional features include global voltage compatibility, 10 pressure settings from gentle to maximum clean, on/off water control on the handle, a convenient swivel base on handle to reach all areas of the mouth, magnetic handle cradle, and 1-minute timer with 30-second pacer to remind you to floss all areas. Includes 6 flossing tips and a 3-year warranty.

Rechargeable, portable, and a waterproof design makes the Cordless 1100 water flosser perfect for smaller bathrooms, travel, and use in the shower. It offers ultra-quiet operation and an ergonomic non-slip hand grip for ease of use. The Cordless 1100 water flosser comes with 1 Precision (Classic) flossing tip, 2 safe and effective settings (low/high), global voltage compatibility, and a removable water reservoir with up to 45 seconds of flossing time. Removes up to 99.9% of plaque bacteria that causes gingivitis, cavities, and bad breath from treated areas and is clinically proven up to 2X as effective as string floss for removing bacterial plaque, improving gum health and reducing bleeding. WATERPIK is the #1 water flosser brand recommended by dental professionals, and the Cordless 1100 water flosser is accepted by the American Dental Association (ADA) for safety and effectiveness.

The Waterpik Evolution water flosser packs maximum performance into a modern, compact design that looks great in any bathroom. With a slim profile that uses little space, Evolution provides advanced technology and premium performance with 10 pressure settings and a variety of specialty tips for a custom clean or multiple users. It also includes a high-capacity water reservoir for 90+ seconds of flossing time.The Waterpik Evolution water flosser is an easy-to-use plug-in water flosser and includes a magnetic cradle to neatly hold the flosser handle and hose. The all-in-one pressure + power button and convenient water on/off switch on the handle simplify control. Removes up to 99.9% of plaque bacteria that causes gingivitis, cavities, and bad breath from treated areas and is clinically proven up to 2X as effective as string floss for removing bacterial plaque, improving gum health and reducing bleeding. Waterpik is the #1 water flosser brand recommended by dental professionals, and the Waterpik Evolution water flosser is accepted by the American Dental Association (ADA) for safety and effectiveness.

Achieve a deeper clean and healthier gums with the Waterpik Promax water flosser, a thoughtfully designed countertop water flosser clinically shown to help significantly reverse bleeding gums in just 6 weeks.* With the touch of a button, the new Smart Advance mode comfortably takes you from lower intensity (level 3) to optimal deep cleaning (level 9+) in 2 weeks when used 1 minute a day. Quiet Pulse technology provides advanced noise control, making Promax ideal for shared spaces and when quiet operation matters. The space-saving compact design easily fits on countertops, while a large 20-ounce reservoir provides 90+ seconds of continuous flossing without refills. Easy-to-use controls and LCD display show your progress at a glance. Ideal for couples or families, Promax save 2 personalized flossing profiles for convenient sharing. Waterpik is the #1 water flosser brand recommended by dental professionals, and the Waterpik Promax water flosser is accepted by the American Dental Association (ADA) for safety and effectiveness. *When used with Precision tip for 6 weeks, data on file.
| Pros for Waterpik - ION Cordless Countertop Water Flosser - White | |||
|---|---|---|---|
| Ease of use, Overall Performance, Battery Life, Size, Water Pressure | There were no pros for this product— | There were no pros for this product— | There were no pros for this product— |
| Cons for Waterpik - ION Cordless Countertop Water Flosser - White | |||
| Noise Level | There were no cons for this product— | There were no cons for this product— | There were no cons for this product— |