Modern white LED through-the-dial lighting provides clear visibility during nighttime use. Acquire data for later review with one-touch Peak Recall functionality. Set a custom alert specific to your vehicle &. receive warning notification to highlight the need for driver attention. Gauge kit includes Type-K Thermocouple wiring harness thermocouple mounting kit mounting hardware and detailed instructions for installation. Autometers Race Proven Digital Stepper Motor Electric Instruments Provide Unmatched Accuracy Which Is Further Increased By Utilizing A Self Calibration Sequence During Power Up. The included Type K thermocouple assures maximum accuracy and minimum response time. 12 and 16 volt compatible compatible with nearly every street car or race car electrical system