Robinair TIF9010A Slimline Refrigerant Electronic Charging/Recover Scale OTC's TIF 9010A is a revised and updated version of the classic TIF Slimline scale, which brings greater performance, reliability, and usability to the trade With the greatest resolution in the industry, and no compromise on capacity, this unit offers features and specs that you won't want to do without Features touch key controls, auto zero, three display modes - lbs./oz., decimal lbs., kilograms; very high resolution  0.1 oz./0.005 lbs./2 grams; 110 Pound/50kg capacity Compact design allows for complete portability - goes easily where you need it For use with all refrigerant types; removable control box has a convenient prop stand/hanging hook for placement where you wish