Compatible with Android phones and tablets and pc. Not for iOS. 
Recommend APP
:OBD Fusion, Torque Lite/Pro, DashCommand,
OBD Car Doctor, OBD Auto Doctor, Carista OBD etc. (available on Google Play) 

Support OBD II Protocol 
SAE J1850 PWM (41.6 Kbaud) 
SAE J1850 VPW (10.4 Kbaud)
  ISO 9141-2 (5 baud init, 10.4 Kbaud)
  ISO14230-4 KWP (5 baud init, 10.4 Kbaud)
  ISO14230-4 KWP (fast init, 10.4 Kbaud)
  ISO15765-4 CAN (11bit ID, 500 Kbaud)
  ISO15765-4 CAN (29bit ID, 500 Kbaud)
  ISO15765-4 CAN (11bit ID, 250 Kbaud)
  ISO15765-4 CAN (29bit ID, 250 Kbaud)

  Some of readable parameters from the vehicle 
Vehicle Speed 
RPM 
Fuel Consumption 
Engine Coolant Temp
  Fuel Pressure 
Calculated Engine Load 
Throttle Position 
Intake Manifold Pressure 
Air Intake Temp 
Timing Advance 
Mass Air Flow 
Fuel Level 
Barometric Pressure
  EVAP System Vapor Pressure
  Fuel Trim
  Note: Your vehicle may not support all above parameters. How many
parameters you can get is depended on the vehicle
manufacturer’s implementation 

Package include 
1 x PRODIAG Mini Bluetooth OBD II Diagnostic Scanner 
1 x User Manual

Product Features

• Compatible with OBD2 compliant cars and light trucks (in the United States, the year is 1996 and after). Supports the five OBD-II protocols: CAN, KWP2000, ISO9141-2, J1850 VPW and J1850 PWM. (May not support some Hybrid or electric vehicles)
• Read and clear diagnostic trouble codes (both generic and manufacturer specific), view freeze frame data & I/M readiness monitors, turn off the MIL/ Check Engine Light and view real-time sensor readings using your phone or tablet. (A third-party OBD2 App such as Torque, DashCommand, and OBD Fusion required; fee may apply)
• READ REAL-TIME ENGINE SENSOR DATA – Engine RPM, Calculated Load Value, Coolant Temperature, Fuel System Status, Vehicle Speed, Short/ 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. (Your vehicle may not support all above parameters.)
• EASY TO USE: Plug in the device, turn the ignition key to “ON” (or start your vehicle), pair your phone with Bluetooth device named “OBDII” (pin 1234) and run the App (Some settings in the App may be required). Low power consumption when not in use.
• PEACE OF MIND: Not for iOS. Supports Android 。We back it with 30-day money back guarantee, 12-month hassle-free replacement warranty and easy to reach, friendly customer support.