Extech Instruments /Clock with Backlit Display STW515Digital stopwatch/clock with backlit display Stopwatch modes : elapsed timer/split time and two competitor timer 23 hrs, 59 mins, 59.99 secs timing capacity and ±3 seconds/day basic accuracy 1/100th second resolution for 30 minutes 1 second resolution up to 24 hours 12 or 24 hour clock format Programmable alarm and hourly chime setting 5-minute alarm snooze option, water resistant housing Calendar displays day, month and weekday Complete with CR2032 battery and 39" (1 m) snap-away neckstrapPrice from £18.40 up to £38.43 Compare prices and buy Extech Instruments /Clock with Backlit Display STW515 cpc.farnell.com (United Kingdom) →£18.00OnBuy.com (United Kingdom) →£38.00OnBuy.com (United Kingdom) →£38.00Compare prices3→