🌸ET4:478-0235 538-5051. Our software comes with a new version of ET 2025 software. Equipped with fast USB communication. Operating systems: Windows 7, Windows 8, Windows 10. (We recommend the most stable system: win10 64-bit professional version.） 🌸Powerful Function：Equipped with USB interface, easy to operate data analysis, fa-ult codes, time adjustment, throttle calibration, timing calibration, hydraulic flow matching, computer board maintenance, refresh, computer board programming, computer board configuration modification, EFI engine maintenance. 🌸Heavy duty truck scanner Versatile Compatibility: Compatible with 6, 9, and 14-pin connectors commonly found on Cat machines. 🌸ET4 diagnostic control system - precise monitoring and adaptive adjustment: Caterpillar-specific ECM control unit, with automatic regeneration function, real-time monitoring and self-diagnosis capabilities. Compatible with CAT ET electronic tools, it can quickly troubleshoot and remotely manage. 🌸Diagnostic tool for cat is powerful and reliable - higher power density and durability: using reinforced turbochargers, high-temperature alloy components and multiple sealing structures to ensure stable operation of the engine under extreme temperature differences, dust and other working conditions, and extend the overhaul cycle. 🌸Service: We provide technical support; if you find any malfunction or other software technical problems during the use of the diagnostic tool, please contact me for remote solution. We will give you a reply within 24 hours, thank you for your cooperation. Diesel Laptops for ET4 478-0235 CAT 2025 ET Software and SIS Communication Adapter Diagnostic Tool