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NOTICE
To prevent corrosion, thoroughly clean and dry the contacts and
the surrounding area before charging or connecting to a
computer. Refer to the cleaning instructions in the appendix.
1
Align the charger posts with the contacts on the back of the
device, and connect the charging clip
À
securely to the
device.
2
Plug the USB cable into a USB charging port.
3
Charge the device completely.
4
Press
Á
to remove the charger.
Specifications
Forerunner Specifications
Battery type Rechargeable, built-in lithium-ion battery
Battery life, watch
mode
Up to 9 wk.
Up to 8 wk. with activity tracking
Up to 4 wk. with activity tracking and smartphone
notifications
Up to 11 days with activity tracking, smartphone
notifications, and wrist-based heart rate
Battery life, activity
mode
Up to 16 hr. in GPS mode
Up to 14 hr. in GPS mode and wrist-based heart
rate
Up to 10 hr. in GPS + GLONASS mode and
wrist-based
Battery life,
UltraTrac mode
Up to 24 hr.
Up to 21 hr. with wrist-based heart rate
Water rating Swim, 5 ATM*
Operating
temperature range
From -20º to 50ºC (from -4º to 122ºF)
Charging
temperature range
From 0º to 45ºC (from 32º to 113ºF)
Radio frequency/
protocol
2.4 GHz ANT+ wireless communications protocol
Bluetooth Smart wireless technology
*The device withstands pressure equivalent to a depth of 50 m.
For more information, go to www.garmin.com/waterrating.
HRM-Swim Specifications and HRM-Tri Specifications
Battery type User-replaceable CR2032 (3 V)
HRM-Swim battery life Up to 18 mo. (approximately 3 hr./wk.)
HRM-Tri battery life Up to 10 mo. for triathlon training
(approximately 1 hr./day)
Operating temperature
range
From -10° to 50°C (from 14° to 122°F)
Radio frequency/protocol 2.4 GHz ANT+ wireless communications
protocol
Water rating Swim, 5 ATM*
*The device withstands pressure equivalent to a depth of 50 m.
For more information, go to www.garmin.com/waterrating.
HRM-Run Specifications
Battery type User-replaceable CR2032, 3 V
Battery life 1 yr. (approximately 1 hr./day)
Operating temperature
range
From -10° to 50°C (from 14° to 122°F)
Radio frequency/protocol 2.4 GHz ANT+ wireless communications
protocol
Water rating 5 ATM*
*The device withstands pressure equivalent to a depth of 50 m.
For more information, go to www.garmin.com/waterrating.
Device Care
NOTICE
Avoid extreme shock and harsh treatment, because it can
degrade the life of the product.
Avoid pressing the keys under water.
Do not use a sharp object to clean the device.
Avoid chemical cleaners, solvents, and insect repellents that can
damage plastic components and finishes.
Thoroughly rinse the device with fresh water after exposure to
chlorine, salt water, sunscreen, cosmetics, alcohol, or other
harsh chemicals. Prolonged exposure to these substances can
damage the case.
Do not store the device where prolonged exposure to extreme
temperatures can occur, because it can cause permanent
damage.
Cleaning the Device
NOTICE
Even small amounts of sweat or moisture can cause corrosion
of the electrical contacts when connected to a charger.
Corrosion can prevent charging and data transfer.
1
Wipe the device using a cloth dampened with a mild
detergent solution.
2
Wipe it dry.
After cleaning, allow the device to dry completely.
TIP: For more information, go to www.garmin.com/fitandcare.
User Replaceable Batteries
WARNING
See the Important Safety and Product Information guide in the
product box for product warnings and other important
information.
Replacing the HRM-Swim Battery and the HRM-Tri Battery
1
Remove the sleeve
À
from the heart rate monitor module.
2
Use a small Phillips (00) screwdriver to remove the four
screws on the front of the module.
3
Remove the cover and battery.
4
Wait 30 seconds.
5
Insert the new battery under the two plastic tabs
Á
with the
positive side facing up.
NOTE: Do not damage or lose the O-ring gasket.
Device Information 19
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