OBD2 V1 TECHNOLOGY: The Bluetooth Mini Car Engine Tester is a state-of-the-art tool that utilizes advanced OBD2 V1 technology for accurate and reliable engine diagnostics. BLUETOOTH CONNECTIVITY: The device is equipped with Bluetooth connectivity for seamless wireless interaction with your smartphone or tablet, providing real-time engine data analysis. WIDE OPERATING TEMPERATURE RANGE: With an operating temperature range of -20-60, this OBD2 scanner is versatile, reliable, and able to work effectively in a variety of environmental conditions. Ideal for auto body shops, professional mechanics and car enthusiasts looking for a durable tool. COMPACT AND PORTABLE: The Bluetooth mini car engine tester is compact and portable, easy to carry and use anywhere.