Specifications:Type 2 Massage mode:3 Modes Massage Rated power:7.5W The rated voltage:5V Set the time :15-30min Air pressure mode:Circulation patterns Battery capacity:2000mAh Specifications:Type 1 Item name: Air Compression Leg Massager Material: linen and breathable mesh and wide Velcro color: gray Leg strap size: 57x32x0.25cm Packing size: 35x17x6cm Rated power: 7.5W Rated voltage: 5V Battery capacity: 1800mAh lithium battery Charging time: 2 hours Use time: 90 minutes Timer function: 15 minutes 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, one level 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.