Features:
Mini in size, multi-functional for use.
Testing voltage, current, power, temperature, capacity, time & energy conveniently.
OLED display for clear & easy readings.
Suitable for project, monitor power, DIY charger meter, car, battery, etc.
Button Function Instruction:
In the display interface, click the button to switch data set; keep pressing button to clear the accumulated data ro zero.
Notice:
After a long time use, due to the aging of components or temperature variation, it may appear tiny error when measuring the small current.
To avoid this error, you can unplug the current wire socket & keep pressing the button to connect power supply until the screen display AAA, then loose button.