Features Dual-band & 6 Satellite Positioning Systems 15 U.S. MIL-STD-810H Certifications & Passed 28 Reliable Internal Tests Stainless Steel Unibody & Corning® Gorilla® Glass Screen Built-in Compass & Barometric Altimeter 170+ Sports Modes & Smart Recognition 5 ATM & IP69K (Dive-proof) Water-resistance.