Specification: Type:Pneumatic Compression Therapy System Shell Material:ABS Air Bag Material:TPU Treating Model:Mode A/B/C Pressure range:20-200mmHg Input voltage:110V/220V; 50Hz/60Hz Power consumption:18W Treating time:10,20,30minutes Air Chamber:Four chambers (air bags) Working Model:Computer IC program Operation:Touch Screen Features: 3 different optional massage modes optimize the treatment effect 10 air pressure levels could be adjusted for most comfort Skip care and intensive care function could be chosen separately Time setting (10, 20, 30mins ) Digital display Handle design for convenient using Computer programs instead of mechanism design for more accuracy Sequential squeezing and intermittent wave massage combined Indication lights will be on while related chambers working Note: 1. Please allow 1-2cm error due to manual measurement and make sure you do not mind before ordering. 2. Due to the screen difference, the color may be a little different from what you expect, please allow it, thank you!