Dial is divided into 30 seconds with 1/10 second graduations.
Has 0 to 15 minute registry. Easy to read numerals. Housed in a plated metal case a with glass covered dial. Mechanical 15 jewel lever movement. Start, stop, and reset operations are accomplished by a single button by successive depressions. Rewinding is done using anti-clockwise crown movement every eight hours. Supplied in a high impact plastic case. No batteries required.