Available charging, data transmission Voltage, current switching display Measuring range: DC 3~8V Dimensions: 2.68x0.91x0.47inch (6.8x2.3x1.2cm) Power free, plug and play Specifications: Color: Blue Measuring Range: DC 3-8V Current: 0-3A Error: 1% Type: Tester Features: Mini Size and Portable Easy to Use and Convenient the Voltage and Current will be Displayed Circularly Plug and Play, it can Work without Additional Power Supply This USB Tester can Test Voltage and Current of the Power Supply Equipment with USB Port Package Include: 1* USB Current Voltage Tester
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