Nationwide delivery. xtool d7w comes with ecu coding 36+ resets built-in doip can fd, full systems diagnostics, bi-directional control (active test), 38+ maintenance services, key programming function, 3 year software free update,xtool d7s car diagnostic tool, excels in ecu coding for vw, for audi, for skoda, for benz, and for mitsubishi specific cars (not universal). it supports offline coding, component matching, adaptive data reset, to help enhance vehicle performance and personalize car settings, offers the solution after module or component replacement. 36 popular services like oil reset, abs bleed, epb, sas, throttle, injector coding, etc, but also comes with various vehicle-specific special functions like cylinder power balance, abs initialization, crankshaft relearn, zero point calibration, fuel trim reset, sws initialization,