1Applicable Modules: The USB dongle can access and diagnose all available modules on a variety of vehicles, including PCMmaster SM2 Pcmtuner PCMtool Ecu Chip Tuning Pcm Free Damos. 2New Protocols Adding: Compared with the old, the new hardware version has added 379 new protocols, updated 374, and added 200 Ecu read and write protocols without opening the cover. 3Function: The dongle has the following functions: Read and write Ecu data. Ecu clone. Adjust the Ecu parameters Ecu maintenance works. OBD2 reading. Read data without removing it. Open the data reading cover and boot mode. Read the Ecu mapping. 4Forcibly Write and Clone Supported: The software allows you to forcibly write (forcible clone) without checksumming and supports forcibly reading and writing unknown ECUs with supported chip models. 5Compability: The Ecu programmer USB dongle is compatible for Simos, Isuzu Hino, Psa SID208, Fal Marelli, Fca Marelli, SID307, MSD80, MSV80, MSD81 and others in the specification.