Optic meter with adjustable optics. Measures the frost protection level in coolant and windscreen washer fluid. Measures both ethylene glycol (G11/G12) and propylene glycol (G13). Also measures battery acid, to determine the battery's condition. Made of metal with rubberised grip. Complete with a pipette for sucking up fluids, a screwdriver for calibration adjustment and a storage box in plastic with padded compartments. Length: 160 mm.
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