Feature:1. MAIN PURPOSE: Digital meridian massage machine helps to relax pressure, eliminate muscle tension and fatigue, and massage the whole body.2. MULTIPLE FUNCTIONS: Low frequency pulse stimulates acupoint pressure, improves blood flow, and alleviates back pain, shoulder pain, muscle pain, etc.3. ELECTRODE PATCH: Including 8pcs reusable electrode patches, which can be well fixed on the body. If there is dust, it must be washed with water before use.4. POWER SUPPLY: The massager is charged by USB and equipped with 3pcs AAA batteries, convenient and practical, and is perfect for home, office or travel.5. MULTIPLE MODES: The digital massager has a variety of working modes, can be easily adjusted to meet different needs, suitable for the back, neck, waist and legs.Specification:Item Type: Digital Therapy MachineProduct Material: ABSPower Supply: USB Charging, 3 x AAA dry batteries (Battery Included)Product Specification: Blue Screen Dual Output, 2 to 4, Power Supply Type, EnglishProduct Use: Meridian Massage.Package List:1 x Massager2 x 1 to 4 Cables1 x USB Power Cable3 x AAA Battery4 Pairs Patches (8Pcs)1 x Power Head1 x Sticking Plate1 x User Manual