Equip your film processing studio with the industry standard GraLab Model 300 Photographic Darkroom Timer. Manufactured by the Dimco-Gray Company, this legendary mechanical studio timer features an oversized 8-inch high-contrast face with glow-in-the-dark numerals and hands for effortless visibility under safelight conditions. It provides dual independent plug receptacles on the side panel to dynamically control an enlarger and a safelight device based on your custom time cycles. Outfitted with robust metal toggle switches and a variable volume audio buzzer signal, this vintage analog piece delivers the extreme precision and tactile reliability preferred by professional fine art photographers and traditional darkroom enthusiasts alike.