CRL 6 LED Digital Timer

CRL 6 LED Multi-function Digital Timer Counter FrequencyTacho Meter* CRL Multi-function Preset Timer/counter/Frequency/Tacho/linespeed Meter, user can convert freely by soft buttons operation. * Digital panel meter, dual line, 6 LED display. * Counting mode: counting Up or Down, timing UP or Down. * Input mode: voltage(PNP),non-voltage input (NPN). * Dimensions: 36X72mm,48X48mm, 72X72mm, 48X96mm.