Digital Battery Tester 0~100v Voltmeter Universal Lithium Lead-acid Battery Meter as picture show

--Before use, set the full and cut-off voltage according to the specifications of the battery under test. The default is before leaving the factory.

--Single 18650 battery specifications (full power 4.2V, cut-off 2.75V).

--Long press the button (2 seconds) to enter the full voltage setting interface, display such as: H4.20V

--The digital digit flashes cyclically (automatically moves without any key action for 2 seconds)

--Measuring range: DC0-100V

Description:
Name: Battery Tester

Measuring range: DC8-100V
Separate power supply: DC5-12V
Measuring range: DC0-100V
instructions:
1. After the setting is completed, long press the button (2 seconds) to enter the cut-off voltage setting interface, display such as: L2.75V, then release the button, the setting method is the same as above.
2. After the setting is completed, press and hold the button (2 seconds) and then save and exit; if there is a problem with the set parameters (such as: cut-off voltage> full voltage), you cannot exit, and return to the full voltage setting state after displaying "Er". Prompt the user to re-modify the full/cut-off voltage.
3. in sequence: high position → middle position → low position → decimal point, short press to set the value and the decimal point.

Packing list:
1 x Battery Tester (without battery)
Note:
Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. 
Manual measuring,please allow 1~3mm error,thank you.