Automatic Shutoff - Shuts off automatically when battery cell is at the proper level, no over filling

Drip-Free - Features the double action fast flow valve tip that prevents after-drip

Safe - This 2 quart capacity battery filler is tough made with polyethylene, safe to use with battery acid. Stops surface discharge caused by wet battery.

Hydrometer Battery Tester - Professional Battery Tester with highest accuracy and simple to use specific gravity float test provides results in seconds

Accurate and Easy to use - Easy to read battery testing color coded battery hydrometer precisely reads and tests the battery fluid condition