Digital Display Battery Voltage Internal Resistance Tester Detection

Digital Display Battery Voltage Internal Resistance Tester Detection Description

A wide range of compatible applications
Simple operation at a glance, one key single on / off backlight / sleep
Intelligent detection prompt
ABS flame retardant environmental protection material, high temperature resistance
Master it at any time and anywhere, light weight / small size / built-in lithium battery / portable belt

It integrates a variety of powerful functions and functions
Professional precision LCD industrial appearance, simple operation, backlight function and long energy storage
HTN wide viewing angle LCD green backlight
Large capacity and easy charging
3.7v/1000mah standby lithium battery type-C charging interface
Measuring 18650 lithium battery
Voltage and internal resistance of AA / AAA alkaline battery
And displayed by LCD
Size: 156 x 63 x 36mm
Calibration method:
After dismantling the back panel, the marked first.
Gently push up from the front LCD position, and then reversely the red wire on the back, so that it can be removed
Then find a way to add a standard voltage of 5V between V+ V-.
the button again to turn on the product to see if the voltage can be displayed normally
Then just the battery
Short-circuit the two points on this side, then plug in the battery, and the meter automatically calibrate.
After the calibration is successful, you can install it back as normal.
Colour: black
Material: plastic

Package Contents:
2 x digital display tester (Due to different batches, the appearance of the product may be different, but the function is the same)

Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.