Product specifications: 
Communication: Bluetooth 2.0 
Main chip: ST 
Support system: Android and Windows 
Working voltage: 9v - 16v 
Working current: 35mA 
Standby current: 25mA 
Working temperature: -40 Deg.C - 85 Deg.C  
Working humidity: less than 60 pct 
The Mini OBD2 Bluetooth Scanner for multi-brand CAN-BUS is the same as the ELM327 Bluetooth.  
1. Software version: V2.1 ( depends on the software ) 
2. Hardware version: V2.1 
3. Applicable to all vehicles that meet OBD-II standards 
4. Wireless ( Bluetooth ) 
Product features: 
1: Read generic and manufacturer-specific diagnostic trouble codes and display their meaning ( more than 3,000 general code definitions in the database ).  
2: Clear the fault code and turn off the MIL ( Check Engine indicator ) 
3: Display current sensor data, including: engine speed, calculated load value, coolant temperature, fuel system status, vehicle speed, short-term fuel adjustment, long-term fuel adjustment, time advance, intake air temperature, air flow, oxygen sensor voltage / correlation Short-term fuel adjustments, fuel system status, fuel pressure, etc. 
Compatible system: 
Software support platform: Windows XP, Windows 7 / 8, Android, Symbian.  
Windows: ScanMaster - ELM, ScanTool.net, PCMSCAN ELM, etc. 
Android: Torque, DashCommand, OBD Car Doctor, Auto Doctor, Mini OBD, EOBD, etc. 
Symbian: OBDScope