Experience revolutionary relief with science-backed compression therapy in the Homedics Modulair Compression System. This unique compression massage has a variety of benefits, including: improved circulation, faster recovery, loosened muscles, targeted pain relief, and reduced swelling. The included rechargeable universal controller allows you to control the massage intensity and programs without the wires, noise, and hassle of traditional compression massage. Powering ALL modulair wraps (sold separately) with our SMRTflex chip and quick-click technology, it makes full-body recovery effortless. It's time for relief for all. It's time for modulair. FEATURES & BENEFITS: Science-backed relief: Improved circulation, faster recovery, loosened muscles, targeted pain relief, and reduced inflammation Revolutionary compression massage: Gentle pressure & squeezing of muscles using dual-active air compression zones 4 massage programs, 3 soothing heat levels: Customize your relief with adjustable massage to melt away tension Smart recovery: Our SMRTflex chip lives inside the universal controller which easily clicks into your wrap to power full-body compression relief Universal controller: No wires, easy to use, rechargeable, with ample 5-hour runtime. Powers ALL Modulair wraps WHAT'S IN THE BOX: (1) Homedics Modulair Compression System Universal Controller, (1) USB Cord, (1) Instruction Book WARRANTY: 2 Year Warranty