Compatible with most vehicles that meet OBD II and EUOBD standards, this device offers automatic detection and plugandplay installation. Simply connect it to your car's diagnostic port to start monitoring essential performance data instantly. Key Features and Benefits: Wide Compatibility: Works with cars equipped with OBD II and EUOBD systems, ensuring easy integration for a broad range of models. Effortless Setup: Plugandplay design eliminates complex installation, allowing quick and convenient use. Comprehensive Data Monitoring: Displays speed, RPM, water temperature, battery voltage, instantaneous fuel consumption, average fuel consumption, driving distance, and driving time. Safety Alerts: Includes low voltage alarm, water temperature alarm, and overspeed alarm to help prevent mechanical issues and support safer driving. Additional Functions: Accelerating competitive mode and brake performance test features allow drivers to measure and improve vehicle performance. RealTime Diagnostics: Reads car data stream information to assist in identifying performance trends or potential problems. Clear Display: TFT LCD multicolor smart screen provides easily readable information. The first scan automatically shows the vehicle's protocol. Practical Applications: 1. Longdistance travel: Monitor fuel efficiency, engine temperature, and battery voltage to maintain vehicle performance during extended trips. 2. Daily commuting: Track realtime driving data and receive alerts to help prevent breakdowns and ensure a smoother commute. 3. Performance testing: Use acceleration and braking modes to finetune driving habits or assess vehicle performance after maintenance or upgrades. Compact and durable, this device is designed for both casual drivers and automotive enthusiasts who require accurate, realtime vehicle diagnostics in a simple, userfriendly format.