SPER Scientific Timers Certified 60 Memo

SPER Scientific Stopwatch, Digital, 3 X 2-1/4 X 3/4 In, 60 Memory, 10 Hours Range, 1/100 Second Resolution, 2 Count Up And 1 Count Down Channel, 2.3 Oz Weight, Nist Traceable Certified, Water And Shock Resistant, Ideal For Multiple And Simultaneous Processes, Stopwatch Mode Shows Current Lap Time In Upper Display, Cumulative Total In Lower One, Shows Fastest, Slowest And Average Lap Times, Alarm Clock Function, Lap Counter Shows Number Of Laps In Stopwatch Mode And Number Of Cycles Repeated In Timer Mode - SPER