Yasi sound is designed to protect people's teeth and gum health and health and design oral care products.

2.1 the advanced electronic control system makes the operation more simple and convenient.

2.2 strong sound waves can wipe the food debris thoroughly and can't brush ordinary toothbrush.

2.3 gently pulsating sound waves can gently massage the gum, making teeth healthier.

2.4 the five mode of work corresponds to five mode LEDs.

2.5 people Personalized design, use more comfortable.

The 2.6 with recognizable Decorative ring nozzles to achieve the function of a multi-purpose use.

2.7 rechargeable use, environmental protection.

Iii. product identification

Iv. product overview:

3.1 yasi has switches and mode buttons. Switch key between the boot and shutdown. The mode key in 5th gear can also switch the vibration mode arbitrarily.

3.2 the switch is not triggered during work and will be shutdown automatically 2 minutes later.

3.3 yasi uses the telephone plug of the AC power cord ( input: 100 vac, output 5v earth 0.2, current 300 ma — 1a ), charging the battery in the handle via USB cable, chongbao time about 4 hours.

Ⅲ performance

Regular indicators:

1. seal test ( only for the part of the oral irrigator body shall meet the ipx7 standard, and meet any of the following shall be qualified ):

Immersion or bubble water test: the test prototype is placed in 1m deep in water, the test time is 30 minutes. There is no water stain.

2. the handle noise is less than 75 db ( loop mirror noise 49 db, handle from db test head 10 cm, and dashuihua test ).