ATD Tools 3325 DEF/COOLANT/BATTERY REFRACTOMETER
3-in-1 tool combines coolant, battery, and DEF scales all in one. Focusing eyepiece 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.
