Easily add a shift light with a lightning quick digital tach display to your vehicle with AutoMeter's DPSS. This gauge reads and interprets your vehicle's engine speed (rpm) using AutoMeter's legendary tach technology for unparalleled accuracy. Don't let it's size fool you, this is a serious piece of hardware built with the professional in mind. The tach display can be defeated to avoid distraction. With LED shift light brightness settings ranging from nighttime visible to retina searing in a open top car on a sunny day, the DPSS makes sure you hit your shifts at precisely the correct moment, protecting your engine from damage and allowing you to extract the most performance from your vehicle. Level 1 functions as a traditional single point shift light, Level 2 adds multiple shift shift points (with optional progressive shift indication) and launch light for drag race applications as well 7 user configurable color options. Level 3 includes all the functions of Level 2, but also adds 80 seconds of playback recording, which can be displayed both on the digital tach display or through your existing AutoMeter tach.Features: Features single programmable digital shift point, adjustable by 10 RPM increments to optimize use of your engine's power band and improve vehicle run performance Compatible with 0.5 - 6 pulse ignition signals (1-12 cylinder engines) with points, electronic, and most 12V high-performance racing ignitions. Features single color shift light with adjustable brightness settings for daytime and nighttime driving or changes in visibility conditions Features AutoMeter's E-Z View Digital LED Display System which maximizes readability and minimizes distracting high speed digit changes Triage engine health and setup changes using Peak RPM Memory recall with one touch review. Commonly referred to as the 'tattle tale' in the racing world, this function allows racers to gain quick insights between rounds about wheel spin, gearing and gear changes. 12 and 16 volt compatible, compatible with nearly every street car or race car electrical system Product Description: 2-1/16" DPSS Shift-Light, 0-16,000 RPM, Level 1, Ultra-LitePit Stop USA offers Auto Meter Ultra-Lite Pro Shift Lite Gauge - 2-1/16" 4387 at low everyday prices. Be sure to check out all our products from Auto Meter including Auto Meter Shift Lights.