Features: Capability: 6 and 12V DC battery tester with charging system output. Load Test Capacity: 50A; 300-500 cold cranking amp. Display Meter: Analog, 0-16V DC (maximum). Test Cycle: 10 seconds per test with 1 minute cool down; up to 3 tests in 5 minutes. 15" L. cables. Color coded, copper-plated clamps with a heavy chrome plated steel case. Has a carrying handle and four rubber feet.