Description: The detector includes a power switch built-in to prevent the need for having to constantly disconnect your unit from the OBDII port. There are plenty of software packages available, which are fully compatible with this tool. Some of them have pretty useful features, such as engine running parameters monitoring, DTC reading and clearing, MPG meter, etc. You can even write your own software on a specified hardware platform if you want, because the AT commands are fully documented and very well explained. It is constructed of ABS material. The length of the product is 7.5cm, the width is 4.5cm and the height is 2.5cm. It is compatible with 1996 and later vehicles which are obd2 or eobd compliant. Connecting to your for iPhone/for iPod touch is made by WIFI connection in adHoc mode. ELM327 interface is able to detect and interpret obd2/eobd protocols automatically. It also provides support for high speed communications and a low power sleep mode. It use AT commands to communicate with a host device (PC, notebook, for iOS). Item Name: Detector Material: ABS Bluetooth-compatible Version: ELM327 ELM327 Bluetooth-compatible with PIC18F25K80 Support: Firmware Version V1.5 (Supports More Protocols SAE J1850 Than V2.1) With Chip: PIC18F25K80, Supports All ELM327 Fucntions, In Program ELM327 Identifier Crystal Oscillator Frequency: 4mHz Main Functions: 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 Steam Pressure, Fuel Trim Support Protocols: 1.SAE J1850 PWM (41.6Kbaud) 2.SAE J1850 VPW (10.4Kbaud) 3.ISO9141-2(5 Baud Init,10.4Kbaud) 4.ISO14230-4 KWP (5 Baud Init,10.4 Kbaud) 5.ISO14230-4 KWP (Fast Init,10.4 Kbaud) 6.ISO15765-4 CAN (11bit ID, 500 Kbaud) 7.ISO15765-4 CAN (29bit ID, 500 Kbaud) 8.ISO15765-4 CAN (11bit ID, 250 Kbaud) 9.ISO15765-4 CAN (29bit ID, 250 Kbaud) Work on Most New Car with OBD 16Pin Adapter and 12V Engine: for USA Car Brand After 1996; for Europe Car Brand (Petrol) After 2001; for Europe Car Brand (Diesel) After 2004; for Japan Car Brand After 2002; for Korea Car Brand After 2010; for Chinese Car Brand After 2009; for Indian Car Brand After 2010; for Russian Car Brand After 2012; Features: Accurate, Fast Detection, Easy Installation Size Details: 7.5cm x 4.5cm x 2.5cm/2.95" x 1.77" x 0.98" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Bluetooth-compatible ELM327 supports for Android system only, does not support for iOS system, so if you have a for Phone, please buy ELM327. Your vehicle may not support all above parameters. How many parameters you can get is depended on the vehicle manufacturers implementation. If your vehicle does not fall into any of the above categories, look under the hood and try to locate a label that explicitly states that the vehicle was designed to comply with OBD-2 legislation. Package Includes: 1 x Tester