Global Digital Instruments, LLC (Formerly SenDEC Products Group) is a world class manufacturer of digital instrumentation and displays. GDI offers LCD and LED gauges for any application in most any market. We currently serve 25 different markets and we are the supplier of choice for some of the worlds largest Lawn and Garden, Power Generation, and Medical Device manufacturers. Our product lines include Hour Meters, Tachometers, Voltmeters, Battery Fuel Gauges and combination gauges.