The Lightweight Poly Shell Heated Work Jacket has a lightweight fleece polyester lining and low funnel neck with chin guard to provide warmth and comfort. It has three zones of heating, powered by a 20V MAX* battery (battery and charger not included). The reflective zipper helps provide better visibility in low-light conditions. There are many storage options with 2 zipper slash pockets, 1 external accessory zipper pocket, and 1 internal accessory pocket with a hook-loop-closure. A USB power adapter with extension allows you to place it in the front or back pockets.