Description Automobile Battery Tester Battery Capacity Tester Features: Tests and analyzes battery load system, indicating battery condition including Battery Life Percentage, CCA, Battery Voltage, and Battery Resistance to help prevent unexpected shutdowns. Performs continuous tests using battery power without causing damage. Equipped with reverse polarity and overvoltage protection for enhanced safety. Wide CCA test range from 100 to 1700 supports reliable and accurate operation on various battery sizes. Compatible with most 12-volt battery types, including Flooded, AGM, Gel, and Deep Cycle batteries. Operates quickly and precisely. Features a large LED screen, heavy-duty clamps, and a beep reminder function for improved durability and usability. Specifications: Model: A300 Battery Tester Test Object: 12V Battery Input Voltage: DC 12V Test Items: Voltage, Resistance, CCA, Battery Condition CCA Range: 100-1700 DIN Range: 100-1000 IEC Range: 100-1000 EN Range: 100-1700 Battery Life Percentage Indication: 80% - 100%: Good Condition 60% - 80%: OK, Not Bad 40% - 60%: Need Attention 0% - 40%: Bad, Needs Replacement Material: Plastic Size: 12.5 x 6.5 x 3 cm / 4.92 x 2.55 x 1.18 inches Package Content: 1 x Battery Tester 1 x Instruction Manual