Forerunner® Specifications

Battery type

Rechargeable, built-in lithium-ion battery

Battery life

Up to 8 wk. in watch only mode

Up to 7 wk. in watch mode with activity tracking

Up to 4 wk. in watch mode with activity tracking and smartphone notifications

Up to 25 hr. in UltraTrac mode

Up to 16 hr. using GPS and heart rate monitor

Up to 16 hr. using GPS only

Up to 12 hr. using GPS and GLONASS

Operating temperature range

From -20º to 60ºC (from -4º to 140ºF)

Charging temperature range

From 0º to 45ºC (from 32º to 113ºF)

Water rating

5 ATM*

*The device withstands pressure equivalent to a depth of 50 m. For more information, go to www.garmin.com/waterrating.