Product description
Portable, clear and healthy design
Sound waves shaking
Can be used anywhere and anytime
Perfecting tooth
Working frequency: 25,000Hz
Working current: 120mA
Electrical rotational speed: 12,500 ±15 revolutions/minute
Unit weight: 15.5g
Unit size: 15 x 175mm
Battery: AAA 1.5V x 1
Colors: white, black, pink and blue