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Garmin Forerunner 645

Garmin Forerunner 645 - GPS/GLONASS watch

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Quick Details
  • GPS/GLONASS watch
  • cycle, running, swimming 1.2"
Garmin Forerunner 645
  • GPS/GLONASS watch
  • cycle, running, swimming 1.2"
  Additional Details
Price: $442.00
Mfr Part #: 010-01863-01
SHI Part #: 34791448
Category: Global positioning system receivers
UNSPSC: 52161518
Manufacturer: Garmin
Product Type: Hardware

Audio/Video Cables

Garmin Charging Clip - data / power cable
  • Data / power cable
  • USB (M)
  • for Forerunner 645, 645M
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General Information
CategoryGlobal positioning system receivers
DescriptionGarmin Forerunner 645 - GPS/GLONASS watch - cycle, running, swimming 1.2"
Main Specifications
Dimensions & Weight / Depth4.25 cm
Dimensions & Weight / Height1.35 cm
Dimensions & Weight / Weight42.2 g
Dimensions & Weight / Width4.25 cm
Display / Diagonal Size (metric)3.04 cm
GPS System / ConnectivityBluetooth;Wi-Fi;
GPS System / Recommended UseCycle;Running;Swimming;
Header / BrandGarmin
Miscellaneous / Product ColorBlack;Gray;
Miscellaneous / WaterproofYes
Packaged Quantity1
Battery Life DetailsWatch mode (smartwatch mode) - up to 840 hours ¦ GPS mode (with music) - up to 5 hours
TypeRechargeable - lithium ion
Dimensions & Weight
Depth4.25 cm
Height1.35 cm
Weight42.2 g
Width4.25 cm
Diagonal Size1.2"
Display Resolution240 x 240 pixels
FeaturesTransflective, sunlight readable, memory-in-pixel (MIP)
TypeLCD - color
Compatible SoftwareStrava
FeaturesStopwatch, alarm, timer, calendar, AutoLap, AutoPause, Virtual Partner, Garmin Connect compatible, Training Effect, Auto Scroll, find my phone, Garmin VIRB control, smart notifications, interval training, advanced workouts, VO2 Max, Connect IQ, heart rate training zones, UltraTrac mode, weather alerts, Garmin Varia compatible, Face It watch face creator, TrueUp, automatic daylight saving time, Move IQ, swim efficiency (SWOLF), Strava function, Garmin Elevate, GPS time sync, find my watch, Garmin Pay, preloaded gym activity profiles, audio prompts, LiveTrack, accelerometer, digital compass, thermometer, gyro sensor, barometric altimeter, ANT+ sensor
Integrated ComponentsHeart rate sensor
InterfaceBluetooth, Wi-Fi
Product TypeGPS/GLONASS watch
Recommended UseCycle, running, swimming
Tracking DataDistance, time, speed, calories burned, sleep activity, steps taken, floors climbed, elevation, pace, sleep stages, cadence, stroke data, active time
Body MaterialStainless steel, chemically strengthened glass
Computer CompatibilityAndroid, Apple iOS
Design FeaturesWrist watch
Included AccessoriesCharging clip
Smartphone CompatibilityYes
Trip ComputerTracBack, trip timer, trip distance, sunrise/sunset times