Philips Sonicare Water Flosser 3000 — Cordless Oral Irrigator

GRADE: A — Like New. Tested and fully working with minor signs of use. One or two minor accessories missing.

Condition: Like New. Tested and fully working with minor signs of use. One or two minor accessories missing.

The Philips Sonicare Cordless Water Flosser 3000 (HX3826/23) is a premium cordless irrigator built for thorough, effortless gum care. This sonicare flosser delivers clinically proven results in just two weeks of regular use. It is a standout choice for anyone upgrading their oral hygiene routine.

The headline feature is Quad Stream technology. The F3 nozzle splits the water flow into four wide jets. Those jets cover 9x the surface area of single-stream flossers. This means deep penetration between teeth and along the gumline on every pass. The result is up to 150% better gum health improvement compared to traditional string floss. It also removes up to 99% of plaque from below the gumline.

Two cleaning modes give you full control over every session. Clean mode delivers constant water pressure for a steady, reliable clean. It pauses the flow briefly every 15 seconds. That pause reminds you to move the cordless flosser to the next section. Deep Clean mode uses Pulse Wave technology instead. It guides you automatically from tooth to tooth. You will not miss a spot with this intelligent pulsing action.

Three pressure levels let you personalise the intensity. Start low while you get used to the irrigator. Increase to level two or three as your gums become accustomed. All three levels are fully functional on this unit, as confirmed during testing. Both the F1 Standard nozzle and the F3 Quad Stream nozzle rotate a full 360 degrees. This lets you reach every area of the mouth with ease.

The reservoir holds 8 fluid ounces of water. That is enough for a full one-minute clean without refilling. The transparent tank detaches for easy filling and cleaning. A clearly marked MAX line prevents overfilling. The unit itself is lightweight and slim. It sits comfortably in the hand during use. The IPX7 waterproof rating means it is safe to use in the shower or at the sink.

Battery life is outstanding for a cordless device. A single charge powers up to 14 days of daily flossing sessions. Recharging is done via the included USB-A cable. The original Philips Sonicare wall adapter is not included with this unit — see the completeness note below. Any standard USB-A power source such as a computer port or third-party adapter will work as a substitute. The unit charges via its standard USB-A port with no proprietary dock required.

Like-new condition — the flosser body, reservoir, and both nozzles show no scratches, scuffs, or visible wear. The unit powers on and operates across all modes and pressure levels without issue. USB-A charging cable and wall adapter are missing from this set — please see product photos for full contents. Both nozzles (F1 Standard and F3 Quad Stream) and the original user manual are present. Learn more about oral irrigator technology on Wikipedia's Water Flosser article.

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Frequently Asked Questions

Question 1: Does this sonicare flosser work without the included wall adapter?

Answer 1: The flosser charges through a standard USB-A port. Any USB-A power source will work — a laptop, a phone charger brick, or a USB hub are all suitable. The wall adapter is a convenience item, not a proprietary charger. Replacement USB-A wall adapters are widely available and inexpensive.

Question 2: What is Quad Stream technology and why does it matter?

Answer 2: Quad Stream technology uses a uniquely shaped F3 nozzle tip. That tip splits the water into four wide, diverging streams simultaneously. The spread covers 9x the surface area of a single-stream cordless flosser nozzle. Clinical studies show this design reaches deeper between teeth and along the gumline than traditional floss.

Question 3: How do the two flossing modes differ in practice?

Answer 3: Clean mode maintains constant water pressure throughout the session. Every 15 seconds the flow pauses briefly as a cue to reposition the irrigator. Deep Clean mode uses Pulse Wave technology, which automatically modulates the pressure in a rhythmic pattern. This guides the user from tooth to tooth without missing any gaps. Most users find Clean mode ideal for daily maintenance and Deep Clean mode ideal for a more thorough weekly session.

Question 4: Is this water flosser safe to use in the shower?

Answer 4: The Philips Sonicare HX3826/23 carries an IPX7 waterproof rating. IPX7 means the device can be submerged in up to one metre of water for 30 minutes without damage. Using it in the shower or over a wet sink is perfectly safe. Do not attempt to charge the unit while it is wet or submerged.

Question 5: How long does the battery last on one charge?

Answer 5: Philips rates the battery at up to 14 days of use on a single full charge. This is based on one one-minute flossing session per day. Actual battery life depends on the pressure level and mode selected. Higher pressure settings and Deep Clean mode will draw slightly more power per session.

The Philips Sonicare brand has been a leader in powered oral care for decades. The Cordless Power Flosser 3000 sits at an accessible point in their irrigator lineup. It brings professional-level gum care technology into a slim, travel-friendly body. The cordless design frees you from countertop hoses and tangled cables entirely.

This unit has been inspected and tested by Urban Supply Plus staff. Every mode, pressure level, and nozzle rotation was verified functional. The flosser body and reservoir are in like-new condition with no visible wear. The USB charging cable and wall adapter are the only missing items. Both nozzles and the user manual are included, so you can begin flossing immediately with an alternate USB-A power source.

For buyers who want a powerful sonicare irrigator at a reduced price, this is an excellent opportunity. The core cordless flosser unit performs exactly as designed. Picking up a replacement USB-A cable takes moments and costs very little. You get the full Quad Stream and Pulse Wave experience without paying full retail price.

Urban Supply Plus · Every item professionally inspected & graded · SKU LPNAC343551785