wifi obd-muliscan OBD2 Automotive Diagnostic Device 1.It supports all WIFI System (for pc,iPone,iPad,iPod); 2.The real J1939 and the stable J1979 protocol can make customers  do efficiently redeveloped; 3.The chip is ARM chip which speed is more faster and the communication speed is doubled than before one (CLK DEVICE); 4.It distributes address freely not same as the traditional ADHOC do,so customer can make a clear and simple connecting; 5.The shape looks elegant and refined, the design is near the Apple style,compared the (CLK DEVICE),this new device is more exquisite,it doesn’t using the cable but (CLK DEVICE) having; 6.It has the function of power be off and energy keeps saving automaticly.When the main chip were detected not in communication for an hour then the device  will be off automaticly and get into energy saving state,it only consumes 3 microamp electric current which saved much for the cars power supply system; Features: Technical Specifications SSID: V-LinK IP: 192.168.0.10; Subnet: 255.255.255.0; Port: 35000; Range: 50 ft (Line of sight); Antenna: Internal Power; Consumption: 0.75 Watts (With Power Switch) Wifi; Standard: 802.11a/b/g; Operating Temperature: -15 to 100 Deg Celsius; Plastic: Automotive Grade Physical; Dimensions: 2.75 x 1.25 x 1.2 inches; Support OBDII protocols:1.ISO15765-4 (CAN) 2.ISO14230-4 (KWP2000) 3.ISO9141-2 4.J1850 VPW 5.J1850 PWM; Functions: 1.Read diagnostic trouble codes, both generic and manufacturer-specific,and display their meaning (over 3000 generic code definitions in the database); 2.Clear trouble codes and turn off the MIL (Check Engine light); 3.Display current sensor data, including: 4.Engine RPM; 5.Calculated Load Value; 6.Coolant Temperature; 7.Fuel System Status; 8.Vehicle Speed; 9.Short Term Fuel Trim; 10.Long Term Fuel Trim; 11.Intake Manifold Pressure; 12.Timing Advance; 13. Intake Air Temperature; 14.Air Flow Rate; 15.Absolute Throttle Position; 16.Oxygen sensor voltages/associated short term fuel trims; 17. Fuel System status; 18.Fuel Pressure; Packing Included: 1x ICAR Wifi Obd-Muliscan Elm327; 1x CD.