Name: Super Mini ELM327 WiFi with Switch for iPhone OBD-II Code Reader

Description:
 
ELM 327 Wi-Fi OBD Checker is capable of communicating with vehicles which adopt following protocols:
 
ISO 9141
ISO 11898(aka. CAN)
ISO 14230(aka. KWP2000)
ISO 15765(aka. CAN)
SAE J1939
 
WiFi ELM 327 with Switch is able to detect and interpret these protocols automatically. It also provides support for high speed communications and a low power sleep mode. It uses AT commands to communicate with a host device (PC, notebook, iPhone, iPod Touch, iPad and so on). There are plenty of software packages available, which are fully compatible with Wi-Fi ELM327. 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 wish, because the AT commands are fully documented and very well explained.

WiFi ELM 327 is only 2.7*1.25*0.9 inches. It also comes with a built-in power switch. It is compatible with 1996 and later vehicles. It connects with your iPhone / iPod Touch /iPad via WiFi in adHoc mode.
 
Elder OBD compatible vehicles has a sticker indicates that the vehicle is OBD compatible or not.  New model from 1996 and newer vehicles are compliant by default.
 
Following are some of the parameters which could be read 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 implementation.
 
It works on all 1996 to 2010 cars and light trucks including:

Technical Specifications:
 
SSID: WiFiOBD
IP: 192.168.0.10
Subnet: 255.255.255.0
Port: 35000
Range: 50 feet
Antenna: Internal
Power Consumption: 0.75 Watts (With Power Switch)
WiFi Standard: 802.11a/b/g
Operating Temperature: -15 to 100 degree centigrade
 
Compatible Software and Features:
 
What features you can have depended on what software you install on iPhone /iPod Touch /iPad/ PC. There are a lot of commercial or free software.

The features of the software differ from one another. User should choose his own software by his preference. For more details about the software, please consult the software vendors.