12 Alternator/Battery Checker 59376

This alternator/battery checker quickly checks the performance of the charging system. Determine at a glance whether a weak battery is caused by a faulty alternator or a failing battery. This battery checker is compact and easy-to-use. Helpful recommendations are provided to let you know when to recharge the battery, replace the battery, or retest the system.

Two alternator readings: Good, Bad
Three battery readings: Good, Low, Bad
Insulated clamps with 28 in. leads for extended reach
Magnetic back for hands-free placement
Works with all 12V lead acid batteries