No matter what you love to do, do it more with Normatec 2.0 Legs. Warm up quickly, recover faster, and feel fully revived with Normatec’s restorative massage. Unlock your next level – Customize each session with 7 intensity levels and give yourself a little extra attention wherever you need it most with ZoneBoost™., Backed by science, used by the best – Get the same patented and proven technology that the pros love, and tap into a HyperSmart™ app experience., Specifications – Color display panel so you can control your settings easily, 15V power and rechargeable lithium-ion battery, 3.6 lbs, control unit, Provides extra time and pressure in a particular zone, 4” (width), 4.5” (depth), 8” (height); [10.2 cm], 7 intensity levels for a totally personalized experience, Connects via Bluetooth® to the Hyperice App (for automated speed control), Approved by TSA for carry-on.