Connects to your vehicle's 16-pin OBD port via Bluetooth interface for easy and wireless diagnostics Supports all major OBD2 protocols, including SAE J1850 PWM, SAE J1850 VPW, ISO9141-2, ISO14230-4 KWP, ISO15765-4 CAN, SAE J1939 CAN, USER1 CAN, and USER2 CAN Provides live sensor data and trouble codes right on your Android device, allowing you to diagnose and fix vehicle problems quickly and accurately Compatible with popular OBD2 apps like Torque Pro, Torque Lite, DashCommand, and OBD Car Doctor for a comprehensive diagnostic experience Operates on a 12V power supply and can withstand working temperatures between -40°C and 85°C, making it a durable and reliable diagnostic tool Classified as an Auto Fault Scanner with a range of up to 50 feet (line of sight) for convenient use Initial pin code/password is 1234 for easy setup. The ELM327 Bluetooth OBD2 V2.1 Diagnostic Device is a versatile automotive tool that allows you to quickly and accurately diagnose and fix vehicle problems. It works with all OBDII compliant cars, supporting a wide range of protocols, and provides live sensor data on your Android or Windows device. Simply plug it into your car's OBD port and connect via Bluetooth to access a wealth of information, including trouble codes, fuel trim, air-fuel ratio, and more. This durable device can withstand temperatures from -40°C to 85°C and is compatible with popular diagnostic apps, making it a must-have for any car enthusiast or DIY mechanic.