Forerunner 255

Garmin Forerunner 255 The Garmin Forerunner 255 is a GPS running watch designed for athletes, combining advanced training tools like VO2 Max and daily workout suggestions with health features like heart rate tracking, sleep analysis, and stress management. Durable and versatile, it supports your fitness and well-being in any condition. Key Features Comprehensive running profile with GPS-based metrics Advanced running dynamics including stride length, cadence, and running power Sleep score and detailed sleep insights Pulse Ox blood oxygen measurement (spot-check, all-day acclimation, and in-sleep options) Supports Garmin Pay™ for quick contactless payments Product Specifications Long-lasting battery life up to 14 days Water resistance rating of 5 ATM Lightweight design at 49 g 46mm case size with interchangeable 22mm watch bands