【Multi-Protocol Support】Compatible with major OBD-II protocols including SAE J1850 PWM/VPW, ISO 9141-2, ISO 14230-4 KWP, and ISO 15765-4 CAN for comprehensive vehicle diagnostics. 【Extensive Vehicle Compatibility】Supports over 3000 generic code definitions, suitable for a wide range of vehicle makes and models. 【Versatile Diagnostic Functions】Reads and clears error codes, monitors engine RPM, fuel system status, coolant temperature, vehicle speed, and various other critical vehicle parameters. 【Cross-Platform Compatibility】Works with iOS, Android, and Windows systems, supporting popular diagnostic software like ScanMaster-ELM, Torque, and OBD Car Doctor. 【Compact and Efficient Design】Features a small form factor with high chip integration for easy portability and use. 【Bluetooth-compatible Connectivity】Utilizes Bluetooth-compatible 2.0/4.0 for wireless communication, enabling convenient diagnostics without cumbersome wires. Specifications: Communication: Bluetooth-compatible 2.0/Bluetooth-compatible 4.0 Control Chip: BAT32G137GH48FA, LQFP48 Operating Voltage: DC 9V~16V Operating Current: 28mA~42mA Standby Current: 25mA Operating Environment: -20~60℃ Storage Temperature: -20~60℃ Supported Systems: iOS, Android, Windows Compatible Software: Windows Versions: ScanMaster-ELM, ScanTool.net, PCMSCAN, etc. Android Versions: Torque, DashCommand, OBD Car Doctor, Auto Doctor, Mini OBDII, EOBD, etc. Supported Platforms: Windows XP, Windows 7/8/10, etc. Protocols: SAE J1850 PWM (41.6 kbaud) SAE J1850 VPW (10.4 kbaud) ISO 9141-2 (5 baud initialization, 10.4 kbaud kilobaud) ISO 14230-4 KWP (5 baud initialization, 10.4 kbaud) ISO 14230-4 KWP (Fast initialization, 10.4 kbaud) ISO 15765-4 CAN (11-bit ID, 500 kbaud) ISO 15765-4 CAN (29-bit ID, 500 kbaud) ISO 15765-4 CAN (11-bit ID, 2500 kbaud) Note: The number of supported data items varies by model year and is subject to actual support.