The M12TM cordless lithium-ion grease gun delivers the highest max operating pressure in its class to help you handle heavy-duty applications and eliminate downtime. It’s capable of delivering more than 8000 PSI max operating pressure for heavy machinery, cold weather applications and clogged grease fittings. The M12 REDLITHIUMTM battery (sold separately) lets you dispense up to seven grease cartridges per charge and is compatible with a variety of Milwaukee tools for greater workplace versatility. A lightweight, ergonomic handle offers greater comfort during prolonged use and an onboard hose storage and shoulder strap loop offer convenience with less mess. The gun comes with a 36 inch flex hose with spring guard and grease coupler. Onboard fuel gauge: helps you increase productivity and avoid interruptions. Air bleeder valve: priming mechanism provides quick flow. M12 TM lithium-ion system: compatible with more than 20 tools for greater versatility. Maximum durability: backed by a 5-year warranty.