ATD Tools 5490 12V Electronic Battery and Electrical System Tester ['REED' High-quality grey iron is cast

High-quality grey iron is cast and machined to very close tolerances

| Textured fingers for a secure grip| Polymer-coated to aid in quick and easy donning

Plug the tool into the cigarette lighter or power accessory receptacle

Result - more suction power and quieter operation

This wrench is ideal for jobs in close quarters and over-head applications

ATD Tools 5490 12V Electronic Battery and Electrical System Tester ['REED' High-quality grey iron is castSpecifications battery test range (auto truck) greater than 390 to 1,400 CCA battery test range LED bar graph immediately displays battery condition upon pressing the test button. No conversion tables needed for CCA, SAE, IEC, EN, or Ah battery condition is shown in percent of capacity Low voltage indicator LED lights when charging is necessary. Bad cell is detected and displayed. Comfortable grip with easy to use clamps and tests discharged batteries