Antifreeze Refractometer 4-in-1 for Coolant, Battery Fluid & DEF

4-in-1 Antifreeze Refractometer with Storage Box

With Box
$48.99
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Antifreeze Refractometer 4-in-1 for Coolant, Battery Fluid & DEF

4-in-1 Antifreeze Refractometer with Storage Box

$48.99
ColorWith Box

This antifreeze refractometer gives a quick freezing-point reading so it doubles as a coolant tester and battery fluid tester before winter hits.

  • Type: Handheld optical refractometer
  • Tests: Ethylene glycol, propylene glycol, battery fluid and DEF
  • Use: Checks coolant freezing point
  • Included: Storage box

Typical delivery 7–15 business days.

Free US shipping with tracking · Shipping policy · 30-day returns