With its 10 Year Battery, the STR300 Runner Series is not only powerful; it's eco-friendly also. This long lasting power will translate in years of reliable training data. With a front-button activated 1/100th Second Stopwatch w/60-Lap memory, Pace Signal, Distance Calculation; you won’t want to leave on your next run without it.

• 50M Water Resistant
• Auto LED Light with afterglow
• Dual Time
• 4 Daily Alarms and 1 Snooze Alarm
• Countdown Timer
  Measuring unit: 1 second
  Countdown range: 1 minute to 100 hours
  Auto-repeat function
• 1/100 second stopwatch
  Measuring unit: 1/100 second (lower display for the first 60 minutes, center display for the first 10 hours), 1 second (lower display after 60 minutes, center display after 10 hours); 0.1 mile or km
  Measuring capacity: 99:59'59"; 99.9 miles or km (total distance covered)
  Measuring modes: Elapsed time, lap/split time 
  Memory capacity: Up to 61 lap/split numbers and times; total distance covered
  Input data: Stride length 40 to 190cm (16 to 76 inches)
• Pace signal
• Hourly Time Signal
• Auto Calendar (pre-programmed until the year 2039)
• 12/24 Hour Formats
• Accuracy: +/-15 seconds per month
• Battery CR2025
• Approx. battery life: 10 years
• Module 2575

Size of case / total weight
48.2 x 35.2 x 12.1mm / 30g