Features and Benefits: * Allows automatic Charging or Recovery operations * Can be used with all type refrigerants * Advanced Charge and Recovery Modes – uses tare weight and maximum capacity of cylinder to calculate maximum Charge/Recovery available * User Programmable memory for up to 99 different stored values * “Repeat” charge feature The ultimate for automating A/C and refrigeration system recharging operations in a portable unit! Completely portable, battery powered, can be used with all refrigerants. Memory handles 99 different stored values. Three display modes: lbs./oz.; decimal lbs.; kilograms. Very high resolution: 0.2oz. (0.010 lbs.) (4 grams). 200 lb. or 100kg capacity. Compact Design: completely portable, battery powered. Low battery indicators.