Goldblitz Sdn Bhd - Garmin Fenix 6 series is a slate of more than a dozen different watch variants, with battery life extending upwards of 120 days. Yes, days. And GPS-on time
Garmin Fenix 6S, ultimate multi-sport GPS watch, small, heat and height-adjusted V02 Max, pulse oximeter sensors and training load focus, silver with black band: Amazon.de: Electronics & Photo
Garmin 6S Pro Review: A Sports Party for Your Wrist | WIRED
Fenix 6s Pro only charges to 1.5days battery life - fēnix 6 series - Wearables - Garmin Forums