A. Can be used to clean various areas such as neck, shoulders, waist, back, legs, etc. B. Massage. The device simulates the current signal of the human fiber to contract the acupuncture point. Different current signals simulate the massage effects of kneading, pressing, pounding and kneading. C. Preset modes provide hammering, kneading, shiatsu and more choices to relieve pain associated with sore and tired shoulder, back, knees from exercise, daily household or work activities. 6 modes can be customized according to needs. D. Lightweight and portable, one can enjoy massage anytime, anywhere. E. High-definition large-screen LCD display, which helps the elderly see clearly at night. F. Power Mode: 1. Batteries: 3 x AAA batteries (not included) 2. Android USB G. Size: 13x6 cm H. Package Includes: 1. Main Machine >1 x 2. Options >2 x 3. One Tow Rope with Four Buckles 1 x 4. Manual 1 x 5. USB Android Cable I. Note: 1. Due to the different monitor and lighting effect, the actual color of the item may be slightly different from the pictures. 2. Please allow 1 - 3 cm error due to manual measurement. (1 inch = 2.54 cm) J. Thanks for your support :)