The device is clean, lightly used. Its new price is around 400. Benefits: 1- Installs without cutting wires, connections, or sensors. 2- Four gauge styles: Normal, Sport, Classic, and Digital. 3- Full color control. 4- Logos for most car companies. 5- Digital speedometer. 6- Engine temperature. 7- Oil temperature. 8- Transmission temperature. 9- Exhaust temperature. 10- Intake temperature. 11- Oil pressure. 12- Fuel pressure. 13- Spark (Timing). 14- Air-fuel ratio (Narrowband). 15- Throttle opening percentage. 16- Pedal percentage. 17- Engine load. 18- Intake sensor reading (Fuel in grams). 19- Fuel consumption. 20- Exhaust sensors (O2 sensors). 21- Ambient temperature. 22- Boost gauge. 23- Battery voltage. 24- Time. 25- Operation time calculation. 26- External RPM shift indicator lights. 27- Alert options for (high speed, high temperature, gear shifts). 30- Read car error codes and clear codes. Automatic code clearing (with every car start). ......... Fits most cars with an OBD port.