Garmin vivosmart® HR+ (Midnight blue - regular fit) Water-resistant GPS activity tracker with built-in heart rate monitor at Crutchfield
User manual Garmin vívosmart HR+ (English - 16 pages)
User manual Garmin vivosmart HR Activity Tracker 010-01955-07 | PDF-MANUALS.com
Amazon.com: Garmin vívosmart 3, Fitness/Activity Tracker with Smart Notifications and Heart Rate Monitoring, Purple : Sports & Outdoors
First look at the new Garmin Vivosmart HR with optical sensor | DC Rainmaker
Hands-on with Garmin's new Vivosmart HR+ (now with GPS)
The validity of activity trackers is affected by walking speed: the criterion validity of Garmin Vivosmart® HR and StepWatch™ 3 for measuring steps at various walking speeds under controlled conditions [PeerJ]