The program is very user-friendly, and easy to learn. The package includes software for reading and resetting codes. Gnet's DigitalDash 5, a front end software for a Car PC that includes OBD functionality when the device is connected to your car pc. The processor is compatible with the AT command set for the widest compatibility with freeware and commercial programs written for the ELM series of interface chips from Elm Electronics. The connection to the computer is USB via a built in USB to serial converter. The newly developed wireless scan tool. It supports all OBD-II protocols.It is the latest version 1.5Bluetooth connection, no Batteries, Cables, or Switches.Wireless (Bluetooth) 5~10 meterRetrieve Fault Codes (DTCs) and clear Check Engine lights. Can also be used with a PC with a Bluetooth Card.