SE-II LanRui Tail Insertion Type-C /Lightning Tester. For Detector Comprehensive Analysis Test Device Current Voltage Type-C Lightning Detection for Phone Repair. Dual Interface Compatibility: It features both USB Type-C and Lightning male connectors, making it compatible with all iPhone and Android models. Smart Auto-Detection: The device automatically identifies connected devices and provides real-time digital displays of voltage, current, and signal lines. High-Definition Display: It uses an OLED screen with a backlight to show the status and data for each individual pin on the connector. Portability: It includes a built-in battery for long standby and is designed for easy, plug-and-play operation without needing to disassemble the phone. Functionality The tester is primarily used by repair professionals to quickly diagnose charging faults and monitor the health of a phone's "tail plug" (charging port). It displays information such as: Real-time voltage and current for each pin. Ground (GND) status. Signal lines like CC (Configuration Channel) and D+/D- data lines.