DEF/COOLANT REFRACTOMETER - ATD Tools

Features: • 3-in-1 tool combines coolant, battery, and DEF scales all in one • Focusing eye piece for clear readings and comfort of use • No power needed, uses ambient light to verify fluid condition • Automatic temperature compensation • Reads both Ethylene and Propylene Glycol based coolants Kit Includes: • Fluid dropper • Cleaning cloth • Screwdriver • Blow molded storage case