Small in size, it's a simple and practical tool that can detect USB voltage and current draw.
It doesn't need any external power, and it not only measures voltage and current, but also acts as an unpowered USB hub.
As a USB meter, It has large detection range, 3.2v to 10v Voltage and 0A to 3A current.

Features

• Simple and practical
• Small size
• Convenient to carry
• No external power
• no drivers needed

Specifications

• Min supply voltage: +3.2 V
• Max supply voltage: +10 V
• Measuring Range:DC 3.2-10V
• Operating temperature: -10 to 65° c
• Operating Humidity: 10 ~ 80% (no condensing)
• Working pressure: 80 ~ 106kPa
• Display Type:Digital Only
• Operating Temperature:-10 to 65° c
• Brand Name:DC Voltmeter Ammeter
• Accuracy Class:1% (± 2 digit)
• Dimensions:69 x 26 x 19mm
• Model Number:YB26VA 2in1 DC Volt Amp Meter
• USB extension cable:≥ 120mm
• Display:0.28 "LED red
• Measuring rate:≥ 500mS / times
• Operating Current:<20mA
• Measure current:3A
• Test Current: 0 ~ 3A (Max 10A, but the error is big, cannot work for a long time)