How to use : 1: Put in the power supply battery to test the battery, turn on the power switch and display 4.1u, that is, the voltage of the test battery is 4.1v 2:Set termination voltage:Press + or - to display the termination voltage, and press + or - to set the termination voltage.(default: 3V) 3: Press the start button to start discharging (discharge current is about 500mA). At this time, the LED displays to detect the remaining battery voltage of 4V 4: Press the battery voltage switch key to mAh , display the discharged 20mAh 5: Press the second button to display 77mWH discharge in mW 6: When the discharge is completed, the display has been discharged 1900mAH, the red indicator light above the reset key is flashing state
Package include : 1pcs 18650 lithium battery Capacity tester Not include the Battery
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