Ideal for photographic, graphic arts, and printing darkroom use.

• Provides 60 minutes of timing by minutes and seconds in one-second increments
• Buzzer alarm with variable volume control signals end of time period

Black face has a single circle of interval time numerals. Hands and numerals are phosphorescent. With two three-wire outlet receptacles. Chemical- and moisture-resistant case is made from a blend of hybrid plastics.