Eight-hour outdoor warmth is built into the Milwaukee® M12™ Realtree Xtra® Heated Jacket. Easy one-touch High/Medium/Low settings let you select the right amount of heat in the front/back heat zones and separately controlled front hand warmer pocket. The QuietShell stretch polyester exterior not only provides wind and water resistance, it helps reduce noise from movement. That plus the Realtree Xtra camouflage pattern help you move through woods unobtrusively.The jacket has added stretch across the shoulders and back for easy movement. High loft insulation helps trap heat. Adjustable cuffs and waist plus a drop-tail extended back help with a snug fit.Milwaukee Heated Gear is constructed with carbon fiber heating elements woven between the rugged exterior materials and thermal insulating liners, to generate and maintain heat across core body areas with fewer bulky layers to put on and take off.The jacket is designed to work with the M12 REDLITHIUM™ battery, sold separately, to provide all-day warmth in fall, winter, and spring weather on a single battery charge. REDLITHIUM batteries offer more runtime, power, and recharges than conventional Li-ion batteries, with superior performance even in extremely cool or hot weather.