Product details:

The Mobile Warming Bluetooth enabled 7.4volt Hi-Viz Heated Jacket is a real work jacket that meets ANSI standards. Hi-Viz is suited for the worker or anyone who works outside or in cold work environments that require a high visual jacket. Powered by a rechargeable 7.4volt lithium-ion battery, the Hi-Viz heat zones keep you warm for hours. When it comes to adjusting heat levels, the Hi-Viz is the industrys only jacket that can wirelessly change heat on the fly. The Hi-Viz provides hard-working heat for serious cold.