DUOYI 12V / 24V Digital Battery Tester Automotive AH 100-1000CCA Car Battery Analyzer Load Tools DY219A

Features of the battery tester:   12V car battery and 12V motorcycle battery universal   Battery status indicator display   3-250AH   Conductance technology, testing is convenient, fast and accurate   The battery tester is used for lead-acid starting battery & checking the conditions of the battery/starting up/charging/loading. With great design/easy operation/precise reading/complete functions, this tester supply the readings by a large LCD and hints by sound and light when testing. Utilizing 4-wire Kelvin method to complete collection of a series of complicated datato calculate every testing data with build-in precise circuit and improved digital processor. Some circuit improvements, including polar reversal protection/over voltage input protection/loose lead detection, ensure safety and convenience during testing.