Features:1. Works with all OBD-II compliant vehicles2. Works on all 1996 to 2010 cars and light trucks sold in the United States， some 1994 and 1995 models are also ok3. Software included in CD for smartphone， PC and iOS ( iPad， iTouch， Mac)4. Clear trouble codes and turn off the MIL ("Check Engine" light)5. Read diagnostic trouble codes， both generic and manufacturer-specific， and display their meaning (over 3000 generic code definitions in the database)6. It is specially designed for car owners7. Highly reliable and accurate8. The car code reader is easy to use with one plug-in9. Support multiple trouble code， request generic codes， pending codes and manufacturer's specific codes10. No batteries needed-powered via detachable OBD II cable11. You may quickly find out trouble causes (troubleshooter) of electronically controlled systems on your car Specifications:1. Color: Black2. SSID: Wi-Fi OBDII3. Antenna: Internal Power4. Wi-Fi Standard: 802.11a/B/G5. Range: Approx.50ft (Line Of Sight)6. Consumption: 0.75 Watts (With Power Switch)7. Operating Temperature: -15 To 100 Deg Celsius8. Model: ELM3279. Dimensions: (3.43 x 1.77 x 0.98)" / (8.7 x 4.5 x 2.5)cm (L x W x H)10. Weight: 2.36oz / 67gPackage Includes:1 x ELM327 Interface1 x CD Notes:Your vehicle may not support all above parameters. How many parameters you can get is depended on the vehicle manufacturer's implementation.By using this device， you can monitor your cars from PC， Mac， iPhone， iPad， to do inspection by yourself! It would save your money and time.FAQ:How to see if your vehicle is compliant with OBD IIPlease pop the hood and look for a sticker named "VEHICLE EMISSION CONTORL INFORMATION".Where can I get the software?You can log on to the apple application store to get your commercial software， such as Dynolicious.There is a freeware in the CD-ROM comes along with the device. You can use this piece of software to config and test the WI-FI OBD AUTO CHECKER.