说明

• A NENG BT-171 12V Digital Battery Tester Function: 1 for trying out 12V battery voltage or charging system voltage 2 LED reveal and LED battery status indicator three physique with alligator clips for connection four opposite connection alarm and overvoltage protection function Operation Instruction: 1 connect the software battery clip to the battery terminal,the red clip connects to thhe positive pole"+"abd the black clip hook up with the unfavorable pole"-",if the relationship is reversed,the LED reveal dose not show,PEVERSC indicator lighting up and problems an alarm prompt 2 the correct connection LED demonstrate will demonstrate the genuine time voltage of the battery under test,while the LED lighting fixtures up to indicate the battery reputation three testing the generator charging system preserve the tester and battery terminals wisely connected,and then delivery generator,the output voltage can be proven on the LED reveal screen,and the correct LED indicator lights up to indicator the genrator repute Package: 1*battery tester

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