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  • FAQ for Teeth Whitening
  • FAQ for Portable Dental Unit
How long does the treatment take?

    The treatment is a self-application treatment, and lasts between 20 to 60 minutes depending on the discoloration of your teeth and how white you want to whiten them.

Does it hurt?

    Most people feel no pain or sensitivity whatsoever after sessions. A small percentage of clients may feel some tooth sensitivity, especially if they are dehydrated or consume very cold/hot foods or drinks within two hours after the whitening session. Any sensitivity is typically short term and gone within 24-48 hours.

How white will my teeth get?

    After undergoing a self-application whitening treatment, teeth shades will brighten typically 6-10 shades. Individual results will depend on your current tooth shade, treatment time, and the composition of your teeth.

How long will the whitening last?

    This varies from person to person and depends on your diet and lifestyle. With proper maintenance results can last up to 6 months-12months. However, with periodic touch-up treatments, you can keep your smile looking great for a lifetime.

Will it work on crowns and fillings?

    Yes, it will remove staining from existing dental work and take it back to the original color. Our goal is to clean up the existing dental work and whiten the natural teeth to match for a nice even smile. We cannot whiten them beyond the original color of the material used at the time of placement. If your existing dental work is not in your smile line it won’t matter either way because it is not visible.

How does our at home teeth whitening system working?

    Step1: Teeth whitening essence in our formula prevent tooth from the pigment teeth incentives;

    Step2: Whiten factor stops the new pigmentation forming;

    Step3: With advanced USA technology and EU formula, existed pigmentation is concentrated and removed, whiten teeth fast, thoroughly and comfortably.

    Step4: 4 treatments for 3mm deep white teeth. Form a strong protective layer, prevent pigment deposition, release the white teeth. Promote 3-8 shade guide.

How many time can use for one syringe?

    0.5ml for upper teeth, 0.5ml for lower teeth.

    One kit is enough for 1week use.

How many kits could i get ideal whitening result?

    Advice 2 whitening kits, 1 week can see the whitening result, 2 week course can get ideal result.

I’m based in USA , the voltage is 110V , Can I use your machines ?

    Yes, Definitely. Huaer can produce the unit both of 110V and 220V and provide various plugs for different countries.

    Please just confirm us your requirement in details. We’ll care for verything!

I want the low speed handpiece to be the electrical motor, can you do that ?

    Yes, We can customize the units with electrical motor. We have done this for many clients especially from Europe.

How many hole does the handpiece hose has? Can I use my fiber optic handpiece on this unit ? Can I use my own NSK & Kavo handpiece to this unit ?

    We can provide both of borden 2 and midwest 4 hole for the hose.

    We can customize the unit with fiber optics to fit for 6 holes fiber optics handpiece.

    Yes, The hose is in international standard 2 hole or 4 hole. As long as the hole are same, it can compatible with NSK handpiece and many kinds of Kavo handpiece.

Does I need to equip a separately suction unit to this portable dental unit ?

    No. The suction of the unit is driven by electricity , which can working continually with the handpiece and won’t weak for long time operation. Which is the main different features to other brand of the portable dental unit. Normally the suction of the units for other brand is driven by the air in tank Which will become weak if work with the handpiece at the same time.

What’s the brand of the Ultrasonic Scaler for this unit and does it comes with tips ?

    The Ultrasonic Scaler of HR-DP13 is famous Woodpecker brand. Each machine comes with one pack of the scaler tips ( 5 pieces in different size like G1, G2 P1 etc ).

    HR-DP12 is not including scaler and tips.

Do I need to buy air compressor to get the unit works ?

    No, actually the unit comes with built in air compressor already, 550W, silent oil- free air compressor. You needn’t to buy it separately. More cost-saving.

Does the unit including handpiece ?

    The handpiece is optional, we can provide both of high speed handpiece and low speed handpiece. Fiber optics, LED handpiece, Inner spray air motor etc are available.

What's the warranty time for dental equipment?

    Generally One year after shipping.

How can we be your exclusive agent in our country or region?

    There are three basic requirements:

    A. There is no exclusive agent in your area so far.

    B. We have done business for at least ONE year.

    C. You have technician to provide the after sales services to the end users.

How can you provide us the after sales services if we buy equipment from you?

    A. Our local distributor will provide the after sales services to you.

    B. We supply you the free spare parts during the warranty time.

    C. We provide far distance after sales services by Skype or other means.

How long can we get the goods if we place an order to you?

    Basically the delivery time is 7-15 days for shipping.

    For customized order or bulk order, please contact with our sale in advance.

How can I clear the Customs for your products?

    We’ll provide document for the products, CI, PL if your customs need. For other documents your customs you may need, Please contact your local import broker in advance.

How can you guarantee the quality for us?

    A. During the one year warranty period, we provide you professional solutions and free spare parts.

    B. A third party inspection is welcomed. But the cost will be born by the customer.

    C After supplying dental product to customers from 80 countries over 11 years, Huaer has the confidence in our dental products.

    D.You are required to send us the quality complaint report in time. Pls contact the sales in the formality of the quality complaint report.

What support can you do for me if I want to visit your company?

    A. Airport pick up.

    C. Hotel reservation.

    D. Other services you need

Notes for teeth whitening product?

    Storage: Avoid sunlight and keep in cool (2-8℃).

    Shelf Life: 12 months


    For cosmetic use only. Do not swallow. Avoid contact with eyes. Store in a cool place out of the reach of children.

    Do not use the product if you are under 18 years old or pregnant.

    Stop to use if you experience discomfort or irritation.

    For any question to the product or the service. You’re welcomed to contact with us by email or phone.

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  • No.79 Zhenghua Road, 450000 Zhengzhou, China.

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