Superb Choice 18V Lincoin Power Luber Grease gun battery for Lincoln Grease Gun 18V Power Luber Grease Gun Replace LNI-1801 LNI-1842 LNI-1844 Voltage:18V Cell type:Ni-MH Capacity:3.0Ah 30-Day Money Back Guarantee. 1 Year Warranty Before purchase please make sure all the technical specifications and the model No. match with your power tool battery.