BATTERY LIFE Internal, rechargeable lithium battery provides up to 9 days of battery life in smartwatch mode, 6 hours in GPS mode with music and up to 34 days in battery saver mode. QUALITY BY DESIGN The rugged yet sophisticated design features an always-on 1.2” display and is construction tested to U.S. military standards for thermal, shock and water resistance. PREMIUM MATERIALS Fit the look to your lifestyle with your choice of stainless steel or DLC coated bezels. Each Sapphire edition adds a scratch-resistant sapphire lens and premium materials.