Forerunner 45S Quartz // 010-02156-00
You’re a runner, so train like one. The smaller-sized Forerunner® 45S estimates heart rate at the wrist and uses GPS to track your pace, distance, and more. It works with free Garmin Coach adaptive training plans that bring personal coaching to your wrist.
These adaptive training plans feature guidance from expert coaches and free training plans that adapt to you and your goals. Workouts sync right to your watch.
Built-In Sports Apps
Switch up your workout routine with activity profiles for cycling, treadmill running, indoor track, elliptical, cardio, yoga and more.
Wrist-Based Heart Rate
Get heart rate data along with alerts if your heart rate stays too high or too low while you’re at rest. Gauge how hard your heart is working during activities, even underwater.
Track where you run, and get accurate stats, including distance, pace and intervals.
Run to your heart’s content with up to 7 days of battery life in smartwatch mode and up to 13 hours in GPS mode.
Find out if you’re having a calm, balanced or stressful day. Relax reminders will even prompt you to do a short breathing activity.
Body Battery™ Energy Monitor
Track your body’s energy levels so you can find the best times for activity and rest.
While you’re out and about, Forerunner 45S tracks steps, intensity minutes and more.
Receive emails, texts and alerts right on your watch when paired with a compatible smartphone.
Safety & Tracking Features
If you feel unsafe or if your watch senses that an incident occurred, assistance and incident detection features send your location to emergency contacts.
Connect IQ™ Store
Download custom watch faces, add data fields, and get apps and widgets from the Connect IQ Store.
Easily control the music playing on your phone, so you can skip songs without missing a beat.
Syncs With Garmin Connect™
Upload your activities to the Garmin Connect app to interact with a thriving online community where people on the go can connect and compete — and even share their triumphs via social media.
— Model #: 010-02156-00
— Gender: Unisex
— Movement: Digital
— Case Diameter: 39.5mm
— Case Thickness: 11.4mm
— Case Material: Fiber-Reinforced Polymer, Metal Rear Cover, Knurled Buttons
— Case Back: Chemically Strengthened Glass
— Bezel Material: Fiber-Reinforced Polymer
— Water Resistant: 5 ATM
— Bracelet Material: Silicone Rubber
— Bracelet Length: Fits Wrists Circumference 4.9"-7.3"
— Lug Width: 20mm
— Instruction Manual: Included
— Brand Booklet: Included
— Box Type: Original
— Warranty: Manufacturer's 1 Year
The watch will show text messages and notifications from all apps on Android and iPhone.How long on average does a fully charged battery last?
In Smartwatch Mode, the battery can last up to 7 days.
In GPS mode, the battery can last up to 13 hours.
*Continental US only. Surcharges apply to HI, AK and Canada
Shipping AvailabilityUnited States
Shipping PolicyFREE Standard Shipping
Ship In1-2 weeks
Return PolicyFinal sale, not eligible for return or cancellation