ThermoActive Wrist Support Aprons Bibs 0 V Power Transformer only HERH6036TW 0 V Power Transformer only for Sigmoidoscopes and Anoscopes Android mobile devices with Bluetooth 4 Patented technology provides circumferential compression in conjunction with cooling or heating therapy * Each support features 3 components: an anatomical wrap with easy to adjust hook and loop and a unique hand held pump that adjusts the level of compression * Fits circumference up to 12 as is or up to 22 with extender straps that are included * Indications: Wrist strains and sprains carpal tunnel syndrome arthritis tendonitis hand injuries