Multifunctional: This USB instrument can monitor voltage, current, capacity, power, load resistance, D+/D- voltage, charging time and other data. It supports QC2.0/QC3.0, BC1.2, Apple Iphone 2.4A and other various smart phones and chargers.
nWide Test Range: 0-5.0A. Wide voltage range: 3-30V. This USB digital multi-meter is specially designed to protect your cell phone charging, the real capacity of your power bank and real time charging data detecting.
nComplete Protection: Keep you and your devices safe with real-time monitoring of charge data, USB monitor will automatically cut off when the device is full charged.
nUnique Design: Exclusive design allows both USB sides to be used when connecting the USB tester with other devices.
nInput/Output Voltage: DC 3-30V, Resolution: 0.01V
nCurrent Test Range: 0- 5.0A, Precision 0.01A
nCumulative Capacity Range: 0- 99999 mAh, precision 0.001Ah
nCumulative Energy Range: 0- 999.999mWh, precision 0.001Wh
nPower Calculation Range: 0- 999.999W, precision 0.001W
nTime Cumulative Range: 0- 999hours 59min 59s, Accuracy: 1s
nInternal Resistance : 0-999.99 ohmsTimer: 0-24 hours
nTemp. Range: 0-84â„?Accuracy: ±1% Line Loss: 0.1?