Digital USB Tester with Color Display - USB Voltage Tester - Current Tester - USB Power Tester - Battery Capacity Tester - Supports 65W Fast Charging

General description This Digital USB Tester with Color Display is designed to monitor the charging efficiency of various electronic devices, including tablets, cell phone batteries, and rechargeable batteries. It can detect abnormal charging issues, enhance charging efficiency, and safeguard your electronic devices. Technical specifications Measuring range: voltage 4-30V Current: 0-6.5A Power: 0-999999mAh/0-999999mWh Timer: 0-999 hours Supports fast charging: 65W/120W super flash charging Other information High-definition color digital display showing simultaneous voltage, current, and power information Intelligent storage function allowing storage of 9 sets of data without current loss Easy to view data