Brand and .It can be very easy to find digital device charging problem.
Compact and easy to carry, no additional power supply, plug and play.
It can easily measure the output voltage of the USB port and the device operating current or load voltage.
Detect any USB charger such as PC USB, home charger, car charger.
Suitable for factories, labs and personal product.

Specification:
Internal resistance: 0-999.99Ω
Power: 0-150W
Voltage: DC4-30V
Current: 0-5A
Counting time: 0-99 hours
Delay time: 0-24 hours
Test content: USB voltage, current, power, capacity, electric quantity, timing and etc.
Electric Quantity: 0-999.9WH
Dimensions: 75x25x13mm/2.95 x 0.98 x 0.51 inch(approx)
Material: plastic
colour: White

Package Contents:
1 x Usb Tester

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