Multi-functional USB Tester Voltmeter Voltage Current Ammeter Power Meter LCD display Compatible with Phone Computer Power bank

Specifications:Material: ABSDisplay: 128 * 64Input Voltage: 4V~30VInput Current: 0~5AVoltage Resolution: 0.0001V(0.1mV)Current Resolution: 0.0001A(0.1mA)Voltage Accuracy: (0.1%+2d)Current Accuracy: (0.1%+2d)Power Consumption: 7~11mAInternal Resistance: 55~65mCapacity Counter: 0~9999.9Ah(Resolution 0.0001Ah)Power Counter: 0~9999.9Wh(Resolution 0.0001Wh)Timer Range: 0~999minsInput Interface: USB-A, TYPE-C, Micro USBLogger Capacity: 100 Group(Loop logging)Log Rate: 0~60minsProtocol Trigger: for QC2.0, QC3.0, Apple, HuaWei, SamsungItem Size: Approx. 8.2 * 3.3cm / 3.23 * 1.30inItem Weight: Approx. 22g / 0.78ozPackage Size: Approx. 16.1 * 7.2 * 1.8cm / 6.34 * 2.83 * 0.71inPackage Weight: Approx. 45g / 1.59oz Features:With only two buttons for easy operation.LCD display to show the data of voltage/current/capacity/wire resistance clearly and accurately.Includes data logging, voltage and current protection, time out protection and protocol identification function.Built-in Input Interface: USB-A, TYPE-C, Micro USB.Compact and portable design, convenient to carry.Wide Testing Range: Input Voltage: 4V~30V; Input Current: 0~5A.Perfectly compatible with such electronic devices as phone, computer, power bank, wall charger, car charger, notebook, etc.Note: -Please do not use it over 30V, or it will be destroyed.-Please do not reverse power supply, or the meter will be damaged.-When the output is off or current is less than 0.001A, the energy counter stop recording.