Battery Coolant Checker with ISO Certificate
- It is essential to know the concentration and freezing point of anti-freeze coolants for vehicular safety -- Keeping a suitable concentration of coolant prevents engine trouble and possible radiator corrosion
- This tester monitors the freezing point of both ethylene glycol and propylene glycol; in addition, it indicates battery recharge level. This tester is simple to use; requiring only a few drops to provide accurate readings within seconds
