Professional Harmony Test Point Cable with USB 3.0 adapter for Huawei HarmonyOS repair. High quality Harmony TP cable Red Mongolian Cable TP666 Cable for Huawei Chimera Pro tool dongle. Features: The Harmony USB Test Point Cable a special USB Type-C cable that allows the phone to enter the USB COM 1.0 service mode. This is needed for smartphones that are based on some systems, which are using and updated to the latest HarmonyOS / updated to the latest SPL. For example phone the new P30 PRO, etc. Without this cable, putting the phone into low-level mode (USB COM 1.0) is not possible and therefore no service operation can be performed. Compatible with service software that supports based phones including Chimera Tool, Z3X Box, Octopus Box, Octoplus Box, Furious etc. Enters 1.0 COM Mode in 2 seconds. Utilizes special resistors to achieve USB com1 mode 150 Ohm (150 �©) resistor, 270 Ohm (270 �©) resistor, 1.5 kilo ohm (1.5 k�©) resistor Approx. 0.5M length. Plug and play. Works with Chimera tool and other software that supports USB 1.0 com mode. Note: 1. Please note that the photo does not show actual size, please refer to Description for size details. 2. Please allow 5-10mm differences due to manual measurement, thanks. 3. Due to the difference between different monitors, the image may not reflect the actual color of the item. Package Included: 1 x Harmony Test-point Cable