With its 10 Year Battery, the SDB100 Runner Series is not only powerful; it??????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????Y?????????????????????????????????????????????????????????????????????????????????????????????????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??????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????Y?????????????????????????????????????????????????????????????????????????????????????????????????t want to leave on your next run without it.

• Resin Glass
• 50-meter water resistance
• Case / bezel material: Resin / Stainless steel
• Resin Band
• LED light
• Auto light switch, afterglow
• Dual time
• Stopwatch: Time and distance measurements.???????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????Measuring unit: 1/100 (lower part of the display for first 60 minutes, center part???????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????of the display for first 10 hours) or 1 second (lower part of the display after 60???????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????minutes, center part of the display after 10 hours); 0.1 miles or km???????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????*Changeover between centimeters (km) and miles (mi).???????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????Measuring capacity: 99:59'59"; 99.9 miles or km; 999.9 miles or km (total???????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????distance covered)
• Measuring modes: Elapsed time, lap/split times
• Memory capacity: Up to 61 records (used by lap/split time records and log title???????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????screens); total distance covered
• Basic data input: Stride length 40 to 190 cm (16 to 76 inch)???????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????*Changeover between centimeters (cm) and inch (in).
• Others: Pacer signal; lap/split number (from 01 to 99); Best lap time screen
• Countdown timer
• Measuring unit: 1 second
• Countdown range: 100 hours
• Countdown start time setting range: 1 minute to 100 hours (1-minute increments
• and 1-hours increments)
• Other: Auto-repeat
• Daily alarms
• 5 independent daily alarms (4 one-time alarms and 1 snooze/one time alarm)
• Hourly time signal
• Full auto-calendar (to year 2039)
• 12/24-hour format
• Regular timekeeping: Hour, minute, second, pm, year, month, date, day
• Accuracy: ??????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????30 seconds per month
• Approx. battery life: 10 years on CR2025
• LED:Green
• Size of case: 43.9 ?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????a???????????????????????????? 35.1 ?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????a???????????????????????????? 11.4 mm
• Total weight: 28.2 g