Flameproof Instrumentation manufactures Dry Cell Operated Flameproof Digital Clock. Flameproof Instrumentation offers wide ranges of flameproof equipments, junction boxes, alarm-indicators, light fitting, temperature indicator & controller etc. Dry Cell Operated Flameproof Digital Clock is used in various sectors like- chemical, fertilizer, agrochemical, paints & petroleum plants. This Flameproof Digital Clock is operated by1.5 X 1 or 1.5 X 2, AA type dry cell/pencil cells battery.