4.LCD screen + I-touch use. 5.Memory working method. 6.AIR MASSAGE STRESS RELIEVER - It has 2x2 airbags inside, 7.SELECTABLE MODES AND COMPRESSION INTENSITY - The controller has 3 Intensity Levels and 6 Modes selectable, you can choose a setting for an optimal relaxation experience. 8.ADJUSTABLE LEG WRAPS SIZE - The calf circumference of the leg wraps can be up to 21 inches. The 2 compression leg wraps are made of high grade finely sewn fabric. 9.3 vibration models 10.3 levles Heat Wamer for your body 11.Automatically shut-off after 15 minutes,