Features: 1.A dual-purpose leg massager, can be used for arm massage and leg massage, effectively relieve muscle stiffness and soreness, very suitable for sedentary office workers. 2.Progressive air pressure massage design, double long column airbags, 360° no dead angle around the calf, massage and relax the calf muscles. 3.Imitation of real massage techniques, three levels of intensity adjustment, three massage modes (kneading, kneading, pushing) can be switched to meet the needs of different groups of people. 4.Effectively relieve leg stiffness, relax the posterior calf muscles, improve calf edema, and shape beautiful legs. Usage 1. Tear off the velcro. 2. Put the massager on the leg and attach the velcro. 3. Press and hold the power button to power on. 4. Press the power button to switch the massage mode. 5. Press and hold the power button to power off. Specifications: Material: linen + breathable mesh + wide Velcro color: gray Leg strap size: 57*32*0.25cm Packing size: 35*17*6cm Rated power: 7.5W Rated voltage: 5V Battery capacity: 1800mAh lithium battery Charging time: 2 hours Use time: 90 minutes Timer function: 15 minutes Packing List: 1* leg massager 1* English packaging 1* USB Charging Cable 1* Chinese User Manual WARRANTY & AFTER-S SERVICE Thank you for purchasing our product. Your satisfaction and support is our greatest motivation. Please contact us directly if you have any questions. We will provide prompt service if you encounter any problem with our product. Thank You