Zappos.com is proud to offer the Soleus - Surge (Silver/Black/Flare) - Jewelry: Keep your running workouts on point with the help of the Surge X watch from Soleus. ; Features a durable running watch with easy-to-use functions and built-in heart rate monitor. ; Chronograph function. ; HRM Data. ; HRM Mode allows the user to set three(3) training zones (levels), an in-zone alarm and recovery timer. Also records age and weight to track calories burned. ; Chrono Mode records your run time and track split times for specific distances. ; Calorie Counter. ; The Surge X can save 30 runs/100 laps in chronological order by date. ; User can set up to 3 training zones (high and low threshold for each zone). ; 7 real-time viewable options displays time of day, training level, calories burned, max HR, average HR, in-zone timer and HR graph. ; 2 Alarms. ; *5 ATM (40 meters) Water Resistant. (ATM refers to ATMospheres, while the number before it, refers to the number of atmospheric pressure the watch can stand before leaking. 5 ATM = 132 feet/40 meters underwater.) ; LED back light. ; Function Buttons: Set Mode Light Start-Stop Lap-View ; Modes: Time Alarm HRM Run Data ; Dimensions: Face (H x W x D) - 34mm x 35mm x 14mm Band Width - 16mm Band Circumference - 10