Relife XA1 Current and Voltage Multifunctional Tester with Automatic Identification Features: Current and voltage multifunctional tester, bidirectional current detection, protocol automatic identification and detection Supports common fast charging protocols currently on the market, and supports PD, QC2.0, QC3.0, SCP, AP2.4A, and DCP fast charging identification detection Automatic identification and detection, covers automatic identification and detection of commonly used fast-charging protocols on the market, supports PD, QC2.0, QC3.0, SCP, AP2.4A, and DCP fast charging identification and detection through commonly used fast-charging protocols on the market Using a special measurement chip, both forward and reverse currents can be sampled and measured and can be plugged in reversely, the C port can be plugged into a charger or a mobile phone Supports one-click flipping of the display interface, and the interface direction can be switched at will, making it easy to cope with various positive and negative connection scenarios Turn off the screen with a button, the screen display can be turned off to avoid light pollution when used at high Easily test current, voltage, fast charge identification, and other parameters of various chargers, data cables, power banks, notebooks, mobile phones, Type-C digital devices, etc., display multiple parameters on the screen HD color screen display, real-time detection of charging voltage/current function and other parameter information Specification: Brand: RELIFE Product name: Current and voltage multifunction tester Model: XA1 Net weight: 20.5g Product Size: 67*62*12mm Package Size: 60*80*15mm Current: 5A Voltage range: 4V~25V Voltage resolution: 0.01V Current resolution: 0.01A Power statistics: Support Wh/Ah Capacity measurement range: 0~9999Ah Voltage accuracy: 1% Current accuracy: 1% Display: 160*80DPI; IPS screen Energy measurement range: 0~9999Wh Support detection protocol: PD; QC2.0; QC3.0; SCP; AP2.4A; D