Specifications:
This scanner is an easy-to-use plug-n-play check engine code reader that read and clear codes. 
It includes vehicle-specific number of monitors like misfire monitor, fuel system monitor, comprehensive components monitor, O2 sensors, EVAP system and etc, making this OBD2 scan tool an excellent scan tool to help get your vehicle ready to pass the annual smog check.
The scanner is powered by cable, adopts DTC fault code query and supports multiple languages.
This function is most useful to check whether the ECU matches your car when you are buying a used car. 
 
Item Name: Car Diagnostic Scanner
Material: ABS
Master: ST
Display: Backlight, 128 x 64 Pixel Display
Operating Temperature: 0 to 50 Degree (32 to 122 Celsius)
Storage Temperature: -20 to 70 Degree (-4 to 158 Celsius)
Voltage: 8 to 15.5V Provided by Vehicle Battery
Communication Method: OBD Interface
Features: Diagnostic Tool, Highest Chip Integration, Easy to Use
Size: 95.5mm x 72.1mm x 22.2mm/3.76'' x 2.84'' x 0.87'' (Approx.)