- Ideal for quick, accurate, and easy-to-read level readings of diesel exhaust fluid.
- The DEF tester uses a proprietary method to provide accurate results and even compensates for temperature.
- Simply draw the DEF solution into the hydrometer, tapping away any air bubbles.
- If the arrow is in the ‘good zone’ the solution does not need to be replaced.
- If a longer reach is needed, users can attach the included extension hose by inserting the smaller tip into the attached hose.
- The SP110 is made in the U.S.A.