Number of floating discs indicates coolant strength. Tests at both cold & hot temperatures. Orange disc shows over protection / loss of efficiency.
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Accurately measures the strength of battery fluid, screenwash, antifreeze (including synthetics) and aqueous / urea AdBlue¨ content.
- Temperature corrected prism for improved accuracy
- Adjustable focus eyepiece
- Simple calibration using distilled water
- Supplied with pipette & storage case
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