Functions:1. Fast charge protocol test. 2. E-Marker line test. 3. Cable internal resistance test. 4. Dash cable data reading. 5. VOOC voltage decoy. 6. Super large capacity offline data recording. 7. Powerful PC communication software, installation-free driver, integrated online data and offline data management, instrument calibration and firmware upgrade. Specification: 1. 1.8-inch TFT display screen. 2. The screen has a sensor. 3. Built-in buzzer. 4. Four languages: Simplified Chinese, Traditional Chinese, English, Japanese. 5. Full Pin interface, stronger compatibility, optimized for the special protocol of , , and other chargers, no need to match the cable, it can be tested directly. 6. Support multiple protocols: USB PD3.0, , QC2.0, QC3.0, , SCP, SSCP, , VOOC 4.0, support VOOC, DASH, WARP, . Different batches may have different appearances, but will not affect the use Colour:Red Material:Plastic + Metal Package Contents: 1 x USB Tester Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.