Garmin Forerunner 645 GPS Running Multi Sport Watch with Wrist-based HeartRate Running is more than just exercise — it’s a performance. And Forerunner 645 has the tools to help you put on an outstanding show every time you lace up your shoes. Featuring contactless payments that let you buy what you need while on the go — plus advanced running dynamics and performance monitoring tools — this GPS running watch is the instrument you need to refine the performance.

Uses wrist-based heart rate to offer performance monitoring features, including evaluating your current training status. Connected features include smart notifications, automatic uploads to Garmin Connect and the ability for others to track your runs with the LiveTrack feature. Forerunner 645 Music has the tools to help you put on an outstanding show every time you lace up your shoes. It features on-device music storage — so you can run with your favorite tunes

Battery life: up to 7 days in smartwatch mode; 12 hours in GPS mode. Key features: Garmin Pay contactless payment solution lets you make convenient payments with your watch, so you can leave your cash and cards at home (Visa now available; Mastercard coming soon) Provides advanced running dynamics, including ground contact time balance, stride length, vertical ratio and more Uses wrist-based heart rate to offer performance monitoring features, including evaluating your current training status

Connected features include smart notifications, automatic uploads to Garmin Connect and the ability for others to track your runs with the LiveTrack feature Customize with free watch faces, apps and more from our Connect IQ store Battery life: up to 7 days in smartwatch mode; 14 hours in GPS mode In the box: Forerunner 645 (Standart or Music Edition) Charging cable Documentation