Description: 24K Gold Jade Roller Facial Lift Massage Stick Material: ABS + Zinc Alloy Source After: 1 AA dry battery (not include) Can be used on many parts of the body. It can relax your muscles and body. Combine skin care products, can promote the skin to get better absorption. Features: 【High frequency vibration】 Vibration massage therapy can keep moisture and elasticity through vibration with stable electric power. Requires one AA battery (not included); Vibration frequency: about 6,000 times / minute. 【Natural jade roller】 natural jade stone is an engery stone ensuring safe contact with the skin vibration massage therapy is an extremely advanced cosmetic technology and has been a sensation in skin care tools. Activate the skin to keep it moist and elastic through vibration (massage). Help with blood circulation in the skin. 【Small size】 Easy to carry. Especially suitable as a gift for friends and family.