UT658LOAD, USB Tester Voltage And Current Meter, Safety Monitor 3.0V-9.0V/0.0A-3.0A 3C Battery Capacity ,Live Data

Is designed to beprecise, reliable, stable, and portable. They are great tools forapplications such as manufacturing verication, engineeringtesting, and DIYers. USB testers can inspect USBchargers, portable power sources, USB type A and C cables andother electronic charging devices. UT658 measures output voltage,current, energy, capacity, circuit equivalent resistance, D+ andD- voltages of USB data cables. Supports USB 2.0 dala transmission and QC1.0 / 2.0 / 3.0 Fast charge protocol (Type A)