Dear friend,if you have any question about the product, please contact us before leaving the feedback, we will deal with the issue immediately and carefully until you are satisfied. how to use :Take appropriate eye care products applied around the eyes and wrinkles in the use of eye wrinkle massager gently massage, beauty care products penetrate into the skin around the eye and act on wrinkles.Package including: 1* Eye Massager 1*AAA batteries （NOT INCLUDED） Notes 1. This item use 1xAAA battery (not included).Please install correctly according to polarity mark in battery compartment. 2. Don`t wash it in water. Clean the massage head with towel or tissue after use. 3. Please take out battery if not used for a long time. 4. Please keep out of reach of children. Provided by Fabura