(1) Programmable Timer & Adjustable Temperature Flow Control: Our patent-pending timer allows you to set custom cold therapy "on" and "off" duration cycles, per your healthcare provider's instruction. A critical safety feature! The timer also allows you to choose from 4 coldness levels depending on your comfort and desire. (upgrade to a wireless remote timer below) (1) Dual Therapy Pad Connector: Allows two therapy pads to be connected to your system at the same time, providing cold therapy to two body parts simultaneously. (1) 16-Quart cooling reservoir with 5 feet of insulated tubing, wheels and a retractable handle: One of the industries' largest! It fits up to twelve 500 ml frozen water bottles, which can be used instead of ice and are reusable and convenient! (1) High-efficiency pump: Provides steady, whisper-quiet, effective cold therapy. (1) 12-volt DC power supply This product is designed, engineered, tested and assembled in the USA. FSA & HSA Approved" />