Garmin Enduro™ 3 – 51 mm, Solar, Sapphire, Ultraperformance GPS Smartwatch, Extreme Battery Life, Detailed Mapping, Built-in LED Flashlight, Carbon Gray DLC Titanium with Black UltraFit Nylon Strap

Designed for ultra-endurance athletes, with a lightweight design weighing just 63 g to help improve performance
Take on the elements with a titanium bezel, scratch-resistant sapphire lens and built-in LED flashlight to light up the dark; UltraFit nylon band provides long-distance comfort — even in punishing conditions
Up to 90 days of battery life in smartwatch mode (assumes all-day wear with 3 hours per day outside in 50,000 lux conditions) and 320 hours in GPS mode with solar charging (assumes continuous use for entire period in 50,000 lux conditions) — all with an always-on display, so you’re ready to take on the toughest challenges