Specification :

Features
bluetooth ELM327 is the newly developed wireless scan tool. It supports all OBD-II protocols

" Works with all OBD-II compliant vehicles
" Wireless (Bluetooth)
" Software included for Palm, PDA
" Software included for Windows PC
" Software included for Windows Smartphone
" Supports ISO 9141, KWP2000
" Supports SAE J1850
" Supports CAN bus

Functions:
" 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
" Many others...