Product Review

Monitor voltage, current, capacity, power, load resistance, data (D+/D-) voltage, charging time and more..
Includes PLUS accessories pack: connect virtually ANY usb source and target device, or even non-USB using the aligator clips!
Supported input range 3 - 30V and 0 - 5A; also supports QC2.0/QC3.0, BC1.2 and Apple Iphone 2.4A.
Protect your cell phone charging; measure capacity of your power bank; measure charging time of your battery; etc..
Includes operating manual in English and Spanish.
2-year warranty, 30-day free return policy

USB Multimeter
- Perfect for measuring if computer, USB (car) charger, powerbank, etc. are outputting the correct voltage and current for your target device
- The Multimeter can be connected to virtually ANY type of usb socket/plug or cable and will show you the voltage, current and power consumption
- Can also provide an estimate of the capacity of the device you are powering/charging (e.g. phone battery or powerbank)
- English and Spanish operating manuals included

Technical specifications:
input/output Voltage: 3V - 30V, Voltage Resolution: 0.01V
current test range: 0 - 5A, precision 0.01A
cumulative capacity range: 0 - 99999 mAh, precision 0.001Ah
cumulative power range: 0 - 999999mWh, precision 0.001Wh
power calculation range: 0 - 299.999W, precision 0.001W
timing maximum time: 0 - 999hrs 59min 59s, accuracy:1s
accuracy: ±1%
line loss: 0.1Ω
product dimensions: 67 x 26 x 14.5 mm

Please note:
- the multimeter may not support some specific fast charging devices/technologies; if the meter doesn't meet your needs please return it within 30 days and you will be refunded
- in general please contact us in case of problems before resolving to harsher measures :) thank you