LCD Micro USB Tester: Digital Voltmeter Ammeter for DC Voltage and Current Measurement

LCD Micro USB Tester Digital Voltmeter Ammeter DC Voltage Current Meter

Product Overview

This digital voltmeter ammeter is a must-have tool for anyone who wants to measure the voltage, current, and capacity of their power banks, batteries, or other USB devices. It provides accurate and reliable data, making it an essential tool for diagnosing and troubleshooting issues.

Key Features

• **Multi-Parameter Measurement**: Displays voltage, current, and mAh data at the same time for easy viewing;
• Can detect power bank output mAh;
• Multi-group detection data storage, power-down storage function;
• Does not affect data transmission;
• With higher accuracy, the current parameters will not jump randomly;
• USB male connector and Micro USB port dual modes can detect the quality of Micro USB cable;
• Current sampling is 25 milliohms, and the loss is smaller;
• With a precise current calibration function, the current accuracy is higher.

Technical Specifications

• Input voltage: 4V-30V
• Voltage resolution: 0.01V
• Test current: 0.05A-3.00A
• Current resolution: 0.01A
• Capacity range: 0-19999mAh
• Accuracy: ±1%
• Line loss: about 0.1ohm
• Test content: battery voltage, current, discharge capacity (a total of 10 sets of data)

What's Included

• 1 x Micro USB Tester