Clip-On Stopwatch, Sper Scientific
This key chain clip-on stopwatch is a full-function stopwatch packed with features including single event, start/stop and lap functions, 1/100th second resolution, calendar, thermometer in ºF, and compass
Clip to your key chain or belt loop and have it available whenever you need a stopwatch. Although tiny and weighing only 27 g (1 oz.), Clip-On Stopwatch’s large LCD and buttons make it comfortable to work with.
Counts up to 24 hours
Certifications: N.I.S.T. traceable certificate of compliance for 87004-350.
Ordering information: 1 button cell battery is included.