QUINEAR Professional Leg Recovery System, Cordless Air Compression Boots with Sequential Compression Device, Leg and Foot Massager for Fast Recovery Therapy, Improved Circulation for Athletes ADVANCED LEG RECOVERY SYSTEM WITH COMPRESSION - With powerful cordless leg recovery system, QUINEAR air compression boots will offer a full-leg (include knees) massager therapy by inflating and deflating the sleeves sequentially with 4 air chambers to develop the circulating pressure on the leg, also used for squeezing and compress restless legs to promote blood circulation, lymphatic drainage, relieve muscle pain, lymphedema，promote body relaxation and health. FULLY WIRELESS MASSAGE THERAPY BOOTS - QUINEAR recovery system will bring you portable use experience with 2500mAh air pump controller long stand battery, use it NO NEED socket. It can be used continuously for 2-4 hours on a full charge, which is long enough to prepare your body for recovery at any time. This compression device also comes with a special travel bag that you can use when traveling, at the gym, working out or even at home. Relax tired legs after exercise and training effectively. 12 INTENSITIES & ADJUSTABLE TIMER & 3 MODES This air compression boots has time adjustment flexibility, the time range of the Timer is 15Mins--60Mins, each adjustment is 5 minutes, which is not limited to your usage time! QUINEAR compression recovery boot comes with 11 intensities (40-150mmHG) and 3 modes(sequence/circulation/combination).