Mfr: Printer data switch, Printer interface tester, Fax guard (saver), Digital RPM indicators, Digital time totalisers, Event counter (digital), Digital timers, Line frequency indicators, Programmable counters/timers, RPM - Frequency monitors, Length counters, Microcontroller based products and Digital humidity indicators/controllers, Weekly time switch and Street light time switch. Ptnr: Kanhaiya Samdani.