Suunto M5 (HR) Watch | Black Alarm Clocks It has the chronograph function

It has the chronograph function as well as blue illumination independent of a battery or charging by sunlight

this light grey athletic watch is ready for your active lifestyle

and any piece of gear with a strap on it

Volume: 8000 Cubic Inches - 131 Liters

stainless steel won't rust or corrode meaning your iPhone is safe in any conditions

Suunto M5 (HR) Watch | Black Alarm Clocks It has the chronograph functionThe Suunto M5 is the perfect watch for the fitness devotees. With the M5 you can measure heart rate, get smart exercise guidance and adaptive training programs, and review detailed analysis of workout, such as calorie expenditures. Customize your Suunto M5 black watch with any of the thousands of Suunto Apps or use with Suunto PODs for speed and distance measurements. [Details] Time, date and alarm Heart rate, and calories burned Fitness test Recovery