Hair Material: Nylon
Body material: ABS
Silicon brush part: Made in Japan (heat-resistant temperature 80 degrees)
Vibration part: Made in China
Weight about :54 g
Operating temperature : 5℃~40℃
Waterproof performance : IPX7
Vibration frequency : Approx. 32,000 times/min or more (no load)
Current consumption : about 1W
Battery life: approx. 24 months (at room temperature of 23 degrees when used twice a day for 2 minutes once)
Battery : Lithium battery 500mAh
Price in Japan: 6000JPY(about 54usd)