When working in the cold, this portable heating pack keeps grease inside your grease gun at operating temperatures. The grease heater can hold a grease gun and a spare 14 oz. grease cartridge, keeping both warm and ready to use. Heats grease gun and spare tube of grease to operating temperature in approximately 15 minutes. Features: • Adjustable strap and strap connector • Bag is lined with heating elements. A thermostat prevents overheating to ensure safety. • Grease cartridge compartment - Ideal for auxiliary 14 oz. cartridges (grease cartridge not included). • Grease gun compartment (grease gun not included) • Accessory pouches - Ideal for storing extra couplers or other grease accessories (accessories not included). • Grease whip holster • Power cord & plug - Connect to 12 volt DC outlets. Plug has 10 amp fuse. • Portable - Adjustable shoulder strap included