NIUNIU Multi-Functions- Practical Multi-Functions code reader features built-in lookup library, which help you to determine the cause of the engine light, read code, erase code, view freeze frame, ready, vehicle information, data flow, real-time curve, get vehicle speed information, calculate load value, engine coolant temperature, get engine speed. LCD Display- Designed with a clear display LCD screen - white backlight and contrast adjustment. No need any battery or charger, reader gets the power directly from your vehicle through the Data Link Connector. Delivery Quantity: 1pc, Package Contents: Only the above package contents, excluding other products. Dimensions: 155x85x25mm (Reminder: The size is measured manually, please allow 1-2 cm measurement error) Color: yellow (Due to different monitors and lighting effects, the actual color of the item may be slightly different from the color shown on the picture.)