Hand-Tools-&-Testers > Testers,-Meters-&-Scanners > Specialty-Meters

Battery Hydrometer & Acid Tester

Battery Hydrometer

Obtain direct, accurate battery acid readings with a quality battery hydrometer. The battery hydrometer provides easy to read results while allowing the user to visually inspect the state of the battery acid.


  • Provides easy visual inspection that identifies if the acids or solutions are in proper state.
  • Battery hydrometer tests battery acid and suggests a low, fair, or good rating in the range of 1.100-1.100sg.
  • Made of plastic with rubber squeeze bulb that can extract up to 4oz.
  • Battery hydrometer may be calibrated for different uses.
Item Description Price Qty in
Package 		In Stock Add to Cart
9900435 E-Z RED BK101, Battery Hydrometer, Acid Tester (1 MIN) 12.96 1 EA ✓

Antifreeze Hydrometer

Antifreeze Hydrometer

Accurately test the antifreeze in any vehicle with this antifreeze hydrometer. The hydrometer tests ethylene glycol on a temperature scale from -51°C to 0°C (-60°F to 32°F), indicating whether the solution is properly mixed to prevent freezing.


  • Provides easy visual inspection that identifies if the acids or solutions are in proper state.
  • Tests ethylene glycol in the range of 32°F to -60°F.
  • Identifies if solutions are properly mixed to prevent freezing.
  • Made of plastic with rubber squeeze bulb that can extract up to 4oz.
Item Description Price Qty in
Package 		In Stock Add to Cart
9900932 E-Z RED BK102, Antifreeze Hydrometer, Ethylene Glycol Tester (1 MIN) 11.69 1 EA ✓
Prop65 Warning