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White U-shaped electric toothbrush with wireless charging base

RONGCHUANG AY-681 Automatic Electric Toothbrush White

SKU CH-DW46-3XTVW

Rechargeable U-shape sonic toothbrush with four modes, wireless charging and 30-second cleaning cycle

  • NameAutomatic Electric Toothbrush RONGCHUANG
  • ColorWhite
  • TypeReusable, Battery Powered, true
  • Bristle TextureSoft
  • TimerBrush Head
  • Speed3, Electric Automatic
  • U-shape design cleans all tooth surfaces simultaneously
  • Three brushing modes plus gum massage for tailored care
  • Wireless charging base provides one week of use per charge
  • Food-grade silicone and ABS construction with full water resistance
  • Soft nylon bristles and 30-second timer protect gums

What the brush does and who it suits

The RONGCHUANG AY-681 is a rechargeable sonic toothbrush with a U-shaped head that wraps around the teeth. It targets adults who want an automatic cleaning routine without manual brushing motions. The kit includes the handle, one brush head, a wireless charging base, a USB cable and a manual. Soft nylon bristles and food-grade silicone aim to protect gums while whitening.

Behaviour during a full cleaning cycle

A standard clean lasts 30 seconds while the whitening mode runs for 15 minutes, both driven by a 6 W motor at 3.7 V. The 1500 mAh battery delivers roughly one week of use after a three-hour wireless charge. Four selectable modes — powerful, medium, gum massage and whitening — let the user match intensity to daily needs without performance drop-off as the charge depletes.

Limits of the ultrasonic interface

The brush relies on high-frequency vibration rather than rotating bristles, so cleaning depth depends on the U-head maintaining contact with every tooth surface. The 30-second automatic timer stops the cycle regardless of coverage, meaning users with wider arches may need a second pass. No pressure sensor or position detection is present, so technique still influences results.

Highlights

  • U-shape design cleans all tooth surfaces simultaneously
  • Three brushing modes plus gum massage for tailored care
  • Wireless charging base provides one week of use per charge
  • Food-grade silicone and ABS construction with full water resistance
  • Soft nylon bristles and 30-second timer protect gums

Specifications

BrandRONGCHUANG
NameAutomatic Electric Toothbrush RONGCHUANG
ModelAutomatic Electric Toothbrush
Part NumberAY-681
ColorWhite
TypeReusable, Battery Powered, true
Bristle TextureSoft
TimerBrush Head
Speed3, Electric Automatic
Power SourceBattery Powered
RechargeableBattery Powered, true
Includes AccessoriesElectric Toothbrush Handle, Brush Head
IngredientsNylon
Dimensions5.6896 cm x 13.3096 cm x 16.7894 cm
Weight0.372 kilograms
FeaturesPortable

Questions about this item

Does the 6 W vibration motor make the brush noticeably warm or noisy during the 30-second cleaning cycle?

The 6 W sonic motor runs cool and quiet; the 30-second auto cycle finishes before any heat or noise becomes noticeable.

Which items in the box — charging base, USB cable, brush head — are required before the first use?

The wireless charging base and the supplied USB cable must be connected to power for the initial 3-hour charge; the brush head is already fitted.

Will the U-shaped brush head fit around dental work such as crowns or a partial denture the buyer already wears?

The flexible food-grade silicone U-shape adapts to most dental restorations, but very bulky appliances may prevent full contact.

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