dangers of your car quickly and easily. With backlight LCD screen, it's easy to read. Compact size and light weight design make it portable to carry. No battery required, just connect to the car universal port, plug and play. Note: 1. Please read the manual carefully before use. 2. Do not connect or disconnect any test equipment when ignition switch is opening or engine is running. 3. Size and color may slightly differ from the pictures due to manual measurement and different light conditions. Thanks for understanding. Specifications: Model Color: V300, Red/ V309, Red/ V322, Black (Optional) Material: ABS Display: Backlight LCD Screen Protocol: SAE J1850 PWM (41.6 Kbaud) SAE J1850 VPW (10.4 Kbaud) ISO 9141-2 (5 baud init, 10.4 Kbaud) ISO 14230-4 KWP (5 baud init, 10.4 Kbaud) ISO 14230-4 KWP (fast init, 10.4 Kbaud) ISO 15765-4 CAN (11bit ID, 500 Kbaud) ISO 15765-4 CAN (29bit ID, 500 Kbaud) ISO 15765-4 CAN (11bit ID, 250 Kbaud) ISO 15765-4 CAN (29bit ID, 250 Kbaud) Operating Voltage: 9-16V Language Support: V300: English V309: English, German, French, Dutch, Spanish V322: English, German, Dutch, Italian, Spanish, French, Russian, Chinese Operating Temperature: 0~50 (32~122) Storage Temperature: -20~70 (-4~158) Item Size: Approx. V300: 135.7 * 73.6 * 22.4mm / 5.34 * 2.90 * 0.88in V309: 95.5 * 72.1 * 22.2mm / 3.76 * 2.84 * 0.87in V322: 152 * 87.5 * 22mm / 5.98 * 3.44 * 0.87in Package Size: Approx. V300: 20 * 13 * 3.1cm / 7.87 * 5.12 * 1.22in V309: 20 * 13 * 3.1cm / 7.87 * 5.12 * 1.22in V322: 20 * 13 * 4.3cm / 7.87 * 5.12 * 1.69in Package Weight: Approx. V300: 216g / 7.62oz V309: 150g / 5.29oz V322: 301g / 10.62oz Package List: 1 * Car Diagnostic Tool 1 * User Manual (English)