(Bluetooth) is a multi-brand diagnostic scanner designed to interface with a vehicle's onboard computer via the . The "3555" serial number distinguishes it as a specific hardware revision often favored for its stability and compatibility with various software versions.

The refers to a popular model of the Autocom CDP BT diagnostic tool

. This hardware is widely recognized in the automotive community as an affordable, wireless alternative for vehicle diagnostics, often used by DIY mechanics and car owners to perform tasks typically reserved for professional shops. Overview of the Autocom CDP BT Go to product viewer dialog for this item. (Serial 3555) Autocom CDP BT

It reads live data from various control systems, such as engine RPM, coolant temperature, and oxygen sensor readings.