The Flex Test Board Micro-USB and Type-C Battery Power Charging Dock Module for Android Phones. Easy to use—connect directly to the phone’s charging port. Enables testing without powering on the device. Designed for testing U2 IC, battery, and charging port functionality. Eliminates the need to disassemble the phone—simply plug the test board into the phone’s tail plug. Compatible with both USB-C and Android devices. Applications: 1. U2 IC Testing 2. Battery Testing 3. Charging Port Testing Pin Configuration (when test board is face-down): 1 – Identification / Control 2 – Channel 1 Negative 3 – Channel 1 Positive 4 – Power / Battery 5 – Identification / Control 6 – Channel 0 Negative 7 – Channel 0 Positive 8 – Ground Testing Instructions: - For U2 IC and battery testing: Use multimeter diode mode; swap red and black probes to measure values. - For charging port testing: Use multimeter diode mode; swap red and black probes to measure values. Note: Due to potential pin probe misalignment, it is recommended to first measure and record readings from a known-working phone for reference when diagnosing faulty units. Material: PCB Color: Green Package Includes: 1 × Micro-USB Interface Test Board 1 × Type-C Interface Test Board Note: Other accessories shown are not included. Color may vary slightly due to lighting and screen settings. Measurement tolerance: ±1–3 cm.