Enduro 4

• Rugged GPS smartwatch designed for ultra-endurance athletes, featuring a lightweight design, scratch-resistant sapphire lens, built-in LED flashlight and a ComfortFit fabric strap for comfortable wear over long distances
• Optimized power management modes offer up to 90 days of battery life in smartwatch mode (based on daily wear including 3 hours of daylight exposure at 50,000 lux) and 320 hours in extended battery activity mode (based on continuous use in 50,000-lux light conditions)
• More than 100 activity profiles plus advanced training and performance tools help you bring your best to your next big adventure.
• Grade-adjusted pace-based training targets help you manage your effort correctly on both climbs and descents

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