Sper Scientific 810041 Compact Visual and Audible Alarm Timer

Compact Visual and Audible Alarm Timer - 99 Hour. Select either a bright flashing yellow LED visual alarm or an audible alarm. A memory recalls the last timer setting for reuse. Built in stand for bench top use, clips to a pocket, or sticks to any metal surface with a magnetic back. 2 AAA batteries included. N.I.S.T. traceable certificate of compliance available. Dimension: 3€ x 2€ x …€ (75 x 55 x 15 mm) Weight: 2 oz. (57 g).