Milwaukee Jacket KIT M12 12V Lithium-Ion Heated Front and Back Heat Zones All Sizes and Colors - Battery and Charger Included (Medium, Black) ToughShell Stretch Polyester delivers 5X Longer Life and wind/water resistance FreeFlex Mobility Gussets provide enhanced mobility. Washer and dryer safe Up to (8) hours of run-time with M12 REDLITHIUM 2.0 Compact Battery Pack. Battery Included. Compatible with all M12 REDLITHIUM Batteries and all M18 REDLITHIUM 1 Year Limited Warranty High loft insulation to trap heat (3) outer zip pockets, (1) inner zip pocket, (1) low-profile battery pocket. One-touch LED controller with (3) heat settings per heat zone (chest and back zone can be adjusted independently of front hand pocket zone). Adjustable cuffs and waist with drop tail extended back.