BM550 Battery Tester, 6V/12V/24V Universal Alternator

D20 Battery Tester, 6V/12V/24V Universal Alternator provides overall battery data in milliseconds including voltage, internal resistance, cold cranking amp, battery health, and charge status. Product Specifications: Product Name: Battery Tester Product color: black Item model number: BM550 Display: 1.8-inch high-definition backlit screen Product size: 124*69.6*22.6mm/4.88*2.74*0.89inch Connection method: large bite force alligator clip (regardless of positive and negative poles) Test range: 6/12/24 (100-2000 CCA) Working voltage: 4.9-32V Working temperature: -20℃-50℃ Product material: PVC industrial material Product Included: 1x Battery Tester