Forerunner Specifications

Battery type

Rechargeable, built-in lithium-ion battery

Watch mode battery life

Up to 2 wk. with activity tracking, smartphone notifications, and wrist-based heart rate

Activity mode battery life

Up to 24 hr. in GPS mode and wrist-based heart rate

UltraTrac mode battery life

Up to 60 hr.

Up to 50 hr. with wrist-based heart rate

Operating temperature range

From -20º to 60ºC (from -4º to 140ºF)

Charging temperature range

From 0º to 45ºC (from 32º to 113ºF)

​Wireless frequencies/protocols

2.4 GHz ANT‍+® wireless communications protocol

Bluetooth® wireless technology

Wi‑Fi® wireless technology

Water rating

Swim, 5 ATM1

1 The device withstands pressure equivalent to a depth of 50 m. For more information, go to www.garmin.com/waterrating.
Copyright © Garmin. All rights reserved.GUID-0E0F9623-9BBE-4495-B00F-7BCAADFD4B48 v4