Forerunner 45S is the smaller-sized GPS running watch with all the running-related features you need in a sleek, lightweight smartwatch you’ll want to wear all day and night.
>> Monitors heart rate at the wrist1, because a finger on the pulse is so old school.
>> For concrete proof that you crushed it, GPS tracks pace, distance, intervals and more.
>> Get yourself on the road to glory with free Garmin Coach adaptive training plans.
>> Say goodbye to missed texts with smart notifications2 delivered right to your wrist.
>> We’ve got your back with built-in incident detection and assistance features3.
>> Log more miles between charges with up to 7 days of battery life.