The Craftsman OBD2 Code Reader features an ergonomic design with rugged construction and includes an easy to read color LCD screen. Large button controls make for easy navigation within the functions and lifetime software updates are available (installed via USB connection). This device allows the user to read dynamic data streams, MIL, and the readiness status of an automobile. It can also run an O2 sensor test and an on-board monitoring test on vehicles that support this type of service. The code reader can also interface with a standard printer to print out diagnostic data when connected to a computer. 3 language options (English, Spanish, and French).