OLED Multi-functional Wattmeter 7-in-1 Electrical Parameter Meter Voltage Current Time Power Energy Capacity Temperature Tester

This meter, with clear OLED display, is a multi-functional meter used for testing voltage, current, power, temperature, capacity, time and energy conveniently.
Features:
Mini in size, multi-functional for use.
Testing voltage, current, power, temperature, capacity, time and energy conveniently.
OLED display for clear and 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 and keep pressing the button to connect power supply until the screen display "AAA", then loose button.
Specifications:
Color: Black
Display: 0.96" OLED Blue Digits
Voltage Measurement Range: DC 0.00-33.00V (+/-)0.3%+2dgt
Current Measurement Range: DC 0.000-3.000A (+/-)0.8%+3dgt
Time Measurement Range: 0-99h 59min
Power Measurement Range: 0-99.00W
Temperature Measurement Range: -15°C-60°C
Capacity Measurement Range: 0-99.999Ah
Energy Measurement Range: 0-999.99Wh
Item Size: 47 * 28 * 21mm / 1.85 * 1.1 * 0.83in (L * W * H)
Item Weight: 18g / 0.65oz
Package Size: 5 * 5 * 4cm / 1.97 * 1.97 * 1.57in (L * W * H)
Package Weight: 27g / 0.96oz
Package List:
1 * 7-in-1 Voltage Meter