GARMIN Watch Band Quick Release 22mm Color:Black Gray With 8 hours of battery 4519545 030 With 8 hours of battery life and easy commands such as play TIME AND PACE ✔ RUNNING DYNAMICS ✔ VERTICAL OSCILLATION AND RATIO ✔ GROUND CONTACT TIME AND BALANCE yes (with compatible accessory) STRIDE LENGTH (REAL TIME) ✔ CADENCE (PROVIDES REAL TIME NUMBER OF STEPS PER MINUTE) ✔ RUNNING POWER ✔ GRADE ADJUSTED PACE ✔ PERFORMANCE CONDITION ✔ LACTATE THRESHOLD yes (with compatible accessory) PACEPRO™ PACING STRATEGIES ✔ RUN WORKOUTS ✔ TRAIL RUN AUTO CLIMB ✔ RACE PREDICTOR ✔ COURSE AND WEATHER SPECIFIC RACE PREDICTOR ✔ FOOT POD CAPABLE ✔ RUN WALK STAND DETECTION ✔ Golfing Features PRELOADED WITH 43 Stay stylish and sport ready with these adjustable Forerunner® 265