Feature:1. This battery can show battery status, beyond that, it can also test voltage, or analyse the alternator output.2. LCD digital display with 8pcs LED, realtime voltage display, test results are easier to read.3. The battery clip is made of copperplated material, with a large opening range, strong clip force, provides more accurate measurement.4. Widely applicable to the measurement of 12V car batteries. Suitable for vehicles, RVs, yachts, etc.5. Charging system status detection, with sound alarm function, making charging safer.6. Adopts thick pure copper wire, durable, not aging, compact design, comfortable hand feeling.Specification:Item Type: Digital Battery TesterMaterial: ABS+CopperColor: Black+RedAudible Alarm: YesApplication: Suitable for measuring 12V batteries of vehicles, RVs, yachts, etc.Operation Steps:Step 1-- Connect to battery without vehicle running.Step 2-- Read battery status on left side of testerStep 3-- Start vehicle and keep it runningStep 4-- Read alternator status on right side of tester.Package List:1 x Digital Battery Tester