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Frequently Asked Questions - AT120 Portable Dental Water Jet

Raldmoyer® AT120 Dental Water Jet

Elevate dental care experience to a new level. This ALL NEW advanced dental water jet comes with several added functions, especially to highlight one-of-its-kind Child's mode (patent pending) that is thoughtfully designed for delicate dental care. 


  • Dimensions and weight (device only): D 83mm x W 64mm x H 205mm; 302g.

  • Height with jet tip: 280mm.

  • Weight (in box / shipping): 560g.

  • Recommended for indoor usage only.

Water Flosser

  • Pressure setting: 6 modes selection.
    High x 2 modes / Medium x 2 modes / Low x 2 modes
    (includes child-friendly modes)

  • Spraying pressure with pulsation:
    Normal - 40-100 psi / Child - 20-56 psi

  • Pulsation: 1400 pulse per minute.

  • Penetrative cleaning capacity >6mm

  • IPX7 waterproof rating.

  • Reservoir tank capacity: 175ml. 

  • Reservoir reserve usage time: Can last up to 60 seconds of continuous use.

Lithium-ion rechargeable battery

  • Built-in 1600mAH.

  • Full-charging time: 7 hours.

  • Battery life (full charge): Up to 30 days.

  • Charger port: USB Type A, DC5V 1A.

  • Charger cable length: 1200mm

How to use the Raldmoyer Dental Water Jet AT120?


  • Flip open the cover and fill up with tap water.

  • Insert the jet tip until you hear ‘click’ sound as indicator that it is secured.

  • Press on the “Power” button for 2 seconds to switch on.

  • Select your preferred pressure mode.

  • Put the jet tip into your mouth and switch on to start the application. Keep your lips partially close to prevent splashing. Allow the water to flow from your mouth onto the basin.

  • Aim the jet tip at the gum line starting with the molars (back teeth). Glide the jet tip along both sides of the gum line, pausing briefly in between the teeth and working from the back of the mouth to the front.

  • Continue until you have cleaned the front and back sides of your teeth, and both the upper and lower jaws.

  • After application, empty the reservoir tank if there is leftover water in it. Remove the jet tip by pressing on the release button and detach it gently from the device.


How should I select the spray and pulsation pressure?


  • For new users, it is recommended to start from the lowest pressure. 

  • Once you are accustomed to water flossing after a few days, you may gradually increase the pressure to the level that you are comfortable with.

  • It is perfectly alright if you continue applying the lowest pressure.


Is there a specific electrical voltage specification when charging the Dental Jet?


  • No, Raldmoyer uses magnetic inductive USB charging and there is no worry to voltage differences in different countries.

  • It is universally adaptable.


Is the Raldmoyer® Dental Jet water resistance?


  • Yes, it is certified of IPX7 waterproof rating.

  • The entire device of AT120 can be immersed into water.

  • It is safe for use during shower.

  • However, the charger is not waterproof. Avoid wetting or soaking it.


What are the benefits of AT120?


  • A contemporary water flosser. Water flossing has proven its efficacy in dental health esp. effective in removing dental plaque, cavity, bacteria and food debris trapped in between the teeth, as well as massaging the gum thereby improving the gum health over time.

  • Trio modes 6 pressure options AND the patent pending’s innovative Child’s mode options. Your choice of the preferred pressure mode and a new softer yet effective pressure spray that is suitable for children or people with sensitive gums.

  • Patented safety lock, preventing unintentional operation.

  • Auto switch-off when the device is not in use for 30 seconds, energy-saving and giving you a peace of mind.

  • Built-in lithium-ion battery. Using magnetic inductive USB charger, a 7-hour full charge may last up to 30 days’ use. Easy and convenient.

  • Ergonomic handle design and its reservoir tank made from FDA-approved sustainable medical grade materials. Safe and eco-friendly.

  • IPX7 waterproof rating. Safe for use during shower. 

  • Quality assurance, comes with 2 years’ limited warranty. Online registration is required.

  • AT120 comes in 2 colours, white and navy blue, matching to your preference.


What are the quality control and authenticity references?

  • AT120 is certified of compliance to EMC directive 2014/30/EU, dated 4 September 2020.

  • AT120 is certified of compliance to FCC rules (47 CRF Part 15), dated 6 November 2019.

  • Raldmoyer® trademarks are registered and inventions are patented.