The DCGG571B 20 V max lithium-ion grease gun has a powerful motor for pushing 5 oz/min of high-flow applications. Features a variable speed trigger for precision, bright LED lights for working in dark spaces and an anti-debris filter to protect the pump mechanism from dirt and contamination. Battery not included.Powerful motor delivers 10,000 max psi to power through clogged grease fittingsUp to 16 cartridges per charge with a single DeWALT 20 V max battery (4 Ah, not included)42 in extra long and flexible hose designed for reaching hard to access grease fittingsInnovative pump filter screen prevents dirt and contamination from clogging the pump mechanismAir-bleeder valve assists in pump priming after cartridge changesHigh-volume pump pushes up to 5 oz/min high-flow applicationsVariable speed trigger offers precise control of the grease flowBright LED light assists in locating hard to see grease fittings in low-light situationsIntegrated no-mar foot design allows operators to rest the tool on flat surfaces