Bluetooth 5.2 OBD2 Scanner, Car Scan Tool and Code Reader, Compatible with iOS, Android, Windows This Bluetooth OBD2 adapter turns your iPhone, Android device, or Windows PC into a professional diagnostic scan tool. It supports all standard OBD-II protocols and connects to the vehicle's diagnostic port. After installing the client and diagnostic software, you can read both generic and manufacturer-specific fault codes, view real-time ECU sensor data (e.g., engine speed, fuel system status, fuel pressure, oxygen sensor voltage, and many other parameters), and more. Features over-voltage, over-temperature, and over-current protection. High-speed Bluetooth 5.2 with baud rate up to 3 Mbps. Free firmware updates available. BatterySaver technology reduces power consumption with low power mode and automatic sleep/wake function. Supports up to 208 groups of pass, block, and flow control filters. Broad compatibility with various third-party apps and software. Auto wake-up function supports hybrid and pure electric vehicles. It operates at 34 mA and automatically enters sleep mode at as low as 3 mA, protecting the car battery life. Compact and pocket-sized design does not obstruct driver legroom. Simple to use and easy to carry.