звуковая зубная щетка колебания

vSpecification vA19 Electric Toothbrush v1,Regulating sonic and vibrating toothbrush, great cleanness and gum massage ,keep the tooth healthy and breath fresh v2,Brush head is adopted the high export and food-grade PP soft gum to make it,when you brushing the teeth you will feel very comfortable. vA19Electric toothbrush specification and parameters vMightiness vibrator frequency is around 12000 strokes per minutes ,excellent efficiency vSound wave vibrator frequency is 1.6MHz/sec,this high frequency harmonic attemper the mightiness vibrator wave becomes the brisance to be a satiation and a powerful pleasure when brushing ,not just flat strong impact. vUse only 1 AAA alkaline battery and brushing two minutes twice a day ,it can last up to 2-3 month. vBrush head is replaceable,for optimal result and better tooth and mouth hygiene,replace the brush head every month .use of time for a brush head do not over 3 months. vThis toothbrush is not only small and exquisite,lovely and fun,and also with a exclusive design brush head cover and base ,easy to carry,especially for white-collar workers or travel,very convenient. vThis toothbrush is a minitype and the most affordable in today's world, the lovely shape and fun feeling in hand will never let you put it down. vBristle is the use of food-grade nylon Product size: Diameter:16mm ,Length:163mm , Weight: 40g