Philips DiamondClean 9900 Prestige Electric Toothbrush - Black

Experience next-generation oral care with the Philips DiamondClean 9900 Prestige electric toothbru...

Best current price£267.99from Philips UKI

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Philips UKISonicare Philips Diamondclean Prestige 9900 - Rechargeable Toothbrush - Hx9992/43
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£267.99
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Boots.comPhilips Sonicare Diamondclean 9900 Prestige Black Travel Case Hx9813/92
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£599.99
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Product Information

Full details

The Philips DiamondClean 9900 Prestige is an elite sonic toothbrush designed for users who prioritize advanced dental hygiene and personalized oral care. By utilizing proprietary SenseIQ technology, the toothbrush automatically adjusts its intensity to your brushing style, delivering a superior clean that removes up to 20x more plaque than manual brushing. While it offers a premium experience with comprehensive app integration, the high-tech features and app dependency may require a brief learning curve for those accustomed to simpler electric toothbrushes.

All features

ColourBlack
SeriesDiamondClean 9900 Prestige
Model Part NumberHX9813/92
BrandPhilips

Extended Product Information

FAQs

How often should I replace the A3 brush head?

Philips recommends replacing the brush head every three months for optimal cleaning efficiency.

Can I use this toothbrush without the app?

Yes, the toothbrush is fully functional without the app, though you will miss out on real-time feedback and progress tracking.

Is the brush handle waterproof?

The handle is water-resistant, making it safe for use in the bathroom or shower, though it should not be submerged for extended periods.

How do I change the brushing intensity?

You can toggle between intensity levels directly on the handle or customize settings within the Sonicare app.

Does the glass charger need to be plugged in?

Yes, the glass base acts as a charger and must be connected to a power outlet to charge the handle.

Troubleshooting

The brush is not vibrating as strongly as usual

Check if the handle is in a lower intensity setting. Increase the intensity via the app or handle buttons.

The toothbrush is not syncing with the app

Ensure your smartphone's Bluetooth is enabled, the toothbrush is turned on, and it is within close range of the device.

The light ring is flashing during brushing

This indicates you are applying too much pressure. Reduce the force of your brushing to prevent gum damage.

Pros and Cons

Pros

  • Advanced plaque removal performance up to 20x over manual brushing
  • SenseIQ technology prevents excessive pressure and protects gum health
  • Elegant aesthetic with high-quality travel and charging accessories
  • Highly customizable with 8 cleaning modes and 3 intensity settings

Cons

  • Higher price point compared to entry-level electric models
  • Requires app usage to unlock the full potential of real-time tracking
  • Premium features may feel overwhelming for basic users

Setup, Compatibility & Care

  1. Initial Charge: Place the handle on the glass charging base for 24 hours to ensure a full battery charge before first use.
  2. App Setup: Download the Philips Sonicare app from your preferred app store and follow the on-screen instructions to pair your toothbrush via Bluetooth.
  3. Brush Head Attachment: Snap the A3 All-in-One head onto the handle, ensuring a tight fit. Replace the head every 3 months, or sooner if bristles appear frayed.
  4. Cleaning: After each use, rinse the brush head under running water. Occasionally wipe the handle and glass base with a damp cloth; avoid submerging the base in water.
  5. Travel: Use the USB-integrated Prestige charging case to maintain battery levels while away from home.

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