1. Super mini design ， multifunctional and all -rounded protection. 2. Bluetooth 2.0 connecting car ECU computer interface for data synchronization， data transfer quickly 3. Plug and play ， easy installation， stable performance ， low power consumption 4. Powerful fault detection system ， protect the interests of the car owners 5. Have look and technology patents ， support OBD-II protocol. 1. Communication: Bluetooth 2.0 2. Software p latform : Supports Android / Windows 3. Operating voltage : 9V ~ 16V 4. Working c urrent : 25mA 5. Working temperature : -40 ~ 85 Celsius 6. Working humidity : less than 60% 7. Product size : 40mm x 25mm x 26mm Compatible software : Window version : ScanMaster-ELM， ScanTool.net， PCMSCAN etc ; Android version : Torque_Pro， DashCommand， E OBD2 etc ; Symbian version : OBDScope. Package:1 x OBD Diagnostic Tool1 x English User ManualIn original package