Features: - Portable and lightweight design, can be put in your bag or backpack, space saving with carrying breeze. - 9 modes, easy to press the [Mode] button to do pain relief in the right body parts. The intensity is also adjustable. - This electronic pulse massager can be used by 2 users or for different target areas. TENS and EMS in one device electrotherapy device. - Ideal gift for your family and friends to show your love and care for their health, it can solve wide range of daily health discomfort for your full body like legs, arms, stomach and etc. - TENS: It is used for the symptomatic relief of chronic intractable pain and the temporary relief of pain associated with sore and aching muscles in the arm, shoulder, neck, back, waist, abdomen and leg due to strain from exercise or normal household and work activities. - EMS: It is used for relaxation of muscle spasm, increase of blood flow circulation, prevention or retardation of disuse atrophy, muscle re-education, maintaining or increasing range of motion, and immediate post-surgical stimulation of calf muscles to prevent venous thrombosis. Specifications: Rated voltage: 4.5V Size: 130*64*28mm Output frequency: 1~150HZ Timing function: 5-90 minutes Recommended usage time: 15-30 minutes Power supply: 2*AAA Battery (not included) Package included: 1 x TENS EMS Device 4 x Electrode Pads 1 x User Manual 2 x Pad Holders Notes: 1. Manual measuring, please allow 1 ~ 3mm error,thank you. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the picture.