This 12 Volt grease gun has a fully rechargeable power pack giving you unrestricted mobility. The rechargeable 12 volt battery provides long lasting performance. Three way loading makes refilling a snap. The PowerLuber Model 1242 also features 2" final drive needle bearings, plated steel barrel with exclusive flip over follower, locking follower rod, accessible check valve and bleeder valve. Comes complete with 110 volt fast charger (Model 1210), one 12 volt NiCad rechargeable battery (Model 1201), 30" flex hose with spring guard (Model 1230) and custom carrying case. Patent pending.