Dual port USB Power Meter LCD USB Tester Detector Voltmeter Ammeter Digital Power Capacity Tester (UT658A) Features: Versatile for Use --- UT658 series USB testers measure output voltage, current, energy, capacity, equivalent circuit resistance, D+ and D- voltage of USB data cable, etc. This series is designed to be accurate, reliable, stable and portable. Real-time Monitoring --- With LCD screen can display all digital measurements, easy to see the current and voltage of devices, and monitor the charging efficiency at any time to protect the charging equipment. Dual Port --- Tests most common standard USB-A or USB-C ports and recognizes fast charging mode, it can recognize QC 1.0 / 2.0 / 3.0 / 4.0. This practical design for testing devices is accurate, reliable and stable. Premium Quality --- The housing is made of high-quality white ABS material, which has excellent insulation and very beautiful. Wide range of applications --- Used in various varieties of tests: PC / laptop / desktop computer / mobile phone / power bank / charger / discharge charge / car charger / cable measurement. <strong>Specifications:</strong> Material: ABS Color: White Model: UT658A / UT658C / UT658DUAL Input and output port: Type-A / Type-C / Dual connector (optional) Voltage range: 4-24V Current range: 0.05-5A Data storage: 10 groups Capacity: 99999mAh Maximum runtime: 99h, 59min, 59sec; Resolution: 1s Loop Equivalent Resistance Measurement: 1-480Ω Support Fast Charging Protocol: (QC 1.0/2.0/3.0 Type-A), (QC 1.0/2.0/3.0/4.0 Type-C) Package Weight: 64g / 2.3oz Package Size: 13 * 6.5 * 2.3cm / 5.1 * 2.6 * 0.9in <strong>Packing List:</strong> 1 * USB Tester