Applying an industry-leading 130 amp load, this ergonomically designed; heavy-duty battery tester provides accurate, reliable test results in just 10 seconds. It includes uniquely designed clamps for a positive grip on top and side post batteries and an extra large, easy-to-read display. Features and benefits include 130 amp load capacity for accurate results, 0-16 volt range, uniquely-designed clamps for both top and side post batteries, extra large display with zero adjust, works on both 6V and 12V batteries, ergonomic handle design, side tabs for on-tool clamp storage and back brackets for tool storage on wall or toolbox.