UNIQUE DESIGNThis exclusive tool watch was developed for the most beautiful sport in the world. It offers an impressive AMOLED touch display with conventional button operation. The 46 mm case and bezel are made from a Fused Carbon Fiber™ block for an ultra-lightweight, robust design.LONG BATTERY LIFEThe incredible battery power keeps up with your workout. The lithium battery has a runtime of up to 16 days in smartwatch mode and lasts up to 42 hours in GPS mode. So you can wear your Tool Watch on your wrist 24/7 without having to constantly think about recharging it.