LUTRON DT-2239 Digital Stroboscope-Tachometer

This model is a microprocessor circuit design, high accuracy,digital readout,light duty STROBOSCOPE/TACHOMETER that is ideal for inspecting and measuring the speed of moving gears,fans,cetrifuges,pumps,motors and other equipment used in general industrial maintenance,production,quality control,laboratories and as well as for schools and colleges for demostrating strobe action.