Forerunner 45S Quartz // White // 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.

Garmin Coach
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.

Built-In GPS
Track where you run, and get accurate stats, including distance, pace and intervals.

Battery Life
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.

Stress Tracking
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.

Fitness Tracking
While you’re out and about, Forerunner 45S tracks steps, intensity minutes and more.

Smart Notifications
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.

Music Controls
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.