For safely checking the state of charge of your car battery.
The plastic hydrometer respects the thermal expansion of the battery acid (density determination) and allows the prevention of indication errors by glass hydrometers.
Heyner Premium Antifreeze Tester
Low fluid consumption for small batteries.
Break-resistant plastic housing.
Measuring range: -10 degrees C to -40 degrees C.
Filling capacity: about 14 ml
Description
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