Powered by M12™ REDLITHIUM™ Battery Technology, the all new Milwaukee® M12™ Heated Hand Warmer uses carbon fiber heating elements to create and distribute heat to the front and back of the insulated hand pouch. Wind and water resistant materials combined with high, medium, and low heat settings protect from the elements and provide the right amount of heat for any conditions. Built with TOUGHSHELL™ Stretch Polyester to provide protection from wind and rain, the Heated Hand Warmer also features high loft insulation and a fleece interior lining to maximize comfort. The additional of zip and magnet utility pockets provide quick storage for electronic devices and personal items. All Milwaukee® M12™ Heated Gear items are washer and dryer safe. Kit includes M12™ REDLITHIUM™ 2.0 Battery Pack, M12™ Battery Holder with 2.1A Output, and M12™ LED Work Light.