Description Reviews Turn Your Phone Into a Heads-Up Display! After plugging this device into the OBD II port in your vehicle's footwell, you just need to pair the device with your Android phone just like any other Bluetooth device. From there you can use a variety of free and inexpensive programs to: Measure HP and Torque!! Scan and clear CELs View Multiple Customizable gauges Save Data logs Monitor MPG and Fuel Efficiency View Engine Sensor Data Works with all OBD-II compliant vehicles Wireless (Bluetooth) Software included for Windows PC Software included for Windows Smartphone Read diagnostic trouble codes Both generic and manufacturer-specific, and display their meaning (over 3000 generic code definitions in the database) Clear trouble codes and turn off the MIL ("Check Engine" light) Display current sensor data, including: Engine RPM Calculated Load Value Coolant Temperature Fuel System Status Vehicle Speed Short Term Fuel Trim Long Term Fuel Trim Intake Manifold Pressure Timing Advance Intake Air Temperature Air Flow Rate Absolute Throttle Position Oxygen sensor voltages/associated short term fuel trims Fuel System status Fuel Pressure And more! OBDII Connectivity allows the device to be powered through the OBD port. That also means that it automatically connects when the car turns on. Unlike some products this is not tied to a vehicle, so you can use the same device in almost any car built after 1996. Connecting to your Android platform or Windows mobile device is as simple as pairing your device with a new Bluetooth connection.Have a look at some of the applications listed below and you'll find out just how many uses this device has. It will save you time and money by monitoring the health of your engine so you can approach service proactively instead of after the CEL comes on. By clearing your own codes you can also avoid a costly trip to the dealer after performing your own maintenance. Compatible Android Apps - Torque @ $4.95!! (Torque Engine Software Sold Separately) The Torque app is "an Engine performance diagnostic tool for automotive professionals and enthusiasts." Sold separately in the Android market. Read all about it here on their website. View live engine data on your Android phone - Connect to your vehicle ECU Fully customizable dashboard screens - Design your own layouts and custom dials, use your own themes Retrieve Fault Codes (DTCs) and clear Check Engine lights - View fault descriptions using the built-in databases Upload live data to your web server or the torque web viewer in real time Check the performance of your vehicle with BHP / Torque / 0-60 & Quarter Mile widgets Search for the Craven Speed Phone holders to complete the package!! Need an OBD II 2' Extension Cable w/ Right Angle Connector? Find it here!