The Xhorse VVDI Mini OBD Tool is a portable device designed for Key Tool Max to perform Immo and diagnostics functions. This black unit is a fob that offers door locking capabilities, making it a convenient and essential tool for car keys, fobs, and remote control enthusiasts. With its compact size and specific manufacturer part number (KEY TOOL MAX OBD), this product is tailored for those looking to enhance their vehicle's security and diagnostic capabilities.