Product ModelBT-54ABT-54BBT-54CCurrent60A40A60ARated capacitance32-195AH10-150AH32-195AHBattery voltage6-12V12V12VTest speed5S5S5SDisplay modePointerPointerPointerHousing materialstainless ironstainless ironstainless ironDimensions200*110*40mmWeightApproximate 0.75 kg 1. Before using it, please carefully check whether the pointer of the device is at the "0" position, if not, please rotate the zero regulator to adjust the pointer to 0 position. 2. Ensure that pressing the test switch for less than 5 seconds when check the device. 3. The battery can't be detected when the liquid is insufficient. 4. In series connection of 12v and 24V circuit during testing is prohibited.