POWER SUPPLY: Requires one AA batteries (not included ); Vibration frequency: About 6000~7000 times/minute
EASY TO USE: Providing a Gentle Massage to the Skin Twist On/Off Activation; The roller surface diamond-grade cut small diamond
shape.The use of double drainage roller, simulated massage master complex kneading.
ANTI AGING DEVICE: Activate skin cells metabolism, restore skin firmness and elasticity, preventing the aging, enhancing immunity;
FULL WATERPROOF DESIGN: Can be used with cosmetics massage.