Microprocessor accuracy; Fully sealed.
OptiMate Test (EN): Test Cranking amps and Alternator Charging Voltage Instantly! - YouTube
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- Model TS-121 Length: 40 / 100cm battery clip set.
- Industry standard SAE 2-pin connector.
- Easy to follow instructions on rear panel of the tester.
- TIP: Low charge voltage causes poor battery performance. Too high charge voltage causes excessive gassing and will eventually damage a lead-acid battery. Too high charge voltage is FATAL for a LiFePO4 starter battery!