SmartWatch: up to 14 days / 16 days with solar top-up * SmartWatch mode with energy saving: up to 48 days / 80 days with solar top-up * GPS: up to 36 hours / 40 hours with solar energy ** GPS and music: up to 10 hours Maximum battery life in GPS mode: up to 72 hours / 93 hours with solar charging ** Expedition GPS activity: up to 28 days / 36 days with solar top-up *
* Solar recharge, wearing it all day, 3 hours a day in brightness conditions of at least 50,000 lux ** Solar top-up, wearing it all day, 3 hours a day in 50,000 lux brightness conditions