Designed for portable professional use, SOLAR Model No. 1860 tests battery condition and allows assessment of charging system and starting system performance. Delivers a true 125 amp load and is calibrated to test batteries up to 1000 CCA. It features an automatic testing routine for easy operation - simply press the "GO" button and the tester automatically runs a battery load test and provides a result. It can be used to test 12 Volt batteries, starting and charging systems.