1Increase the screen setting function by 180 to use the reverse screen as the positive screen to adapt to some chargers. 2Click the AAA interface, then double-click the button to set it to 180 reverse display. 3Optimized power protocol is suitable for IOS 87W charger, and the adaptive cruise control pin of the power protocol can be transmitted on both sides. 4And C-type OTG protocol can open the digital OTG function by inserting a randomly integrated for Android switch in the upper left corner for Android row. 5USB power tester's testing is simple, not requires particularly complicated operations.Item Type: USB power meter Voltage Measurement Range: 3.6V~32.0VResolution Accuracy: 0.01V Current Measurement Range: Resolution accuracy 0.00~5.10A Resolution Accuracy: 0.01A Cumulative Capacity Range: 0~99999 mA Accuracy Resolution: 0.001Ah Accumulated Power: 0~999999mW Resolution Accuracy: 0.001Wh Measuring Range: 000.00~150.00 W Resolution Accuracy: 0.01 W Measuring Range Impedance: 1~999.9Resolution Accuracy: 0.1 Temperature Measurement Range: 0~80 Resolution Accuracy: 1 Maximum Time: 999 hours 59 minutes 59 seconds Resolution Accuracy: 1 s Reminder Timer: Count down 24 hours, any value can be set USB D + Voltage Range: 0 V~2,999 VResolution Accuracy: 0.001 V USB D Voltage Range: 0 V~2,999 VResolution Accuracy: 0.001 V Reminder of Completely Charged Mobile Parameters: 1 x USB Power Meter1 x Micro Adapter