The Garmin tactix 8 (010-03405-01) is a high-end tactical GPS smartwatch designed for those seeking the ultimate in functionality, durability, and reliability. This watch is ideal for extreme outdoor activities, tactical operations, and scuba diving.  

Key features:

Rugged design: Fiber-reinforced polymer case with titanium bezel and scratch-resistant sapphire crystal.  
AMOLED display: High-resolution color display for clear and sharp viewing in any lighting condition.
Advanced tactical functions: Applied Ballistics calculator, jumpmaster mode, projected waypoints, dual-position format, and more.  
Multi-frequency GPS and SatIQ: Precise and reliable positioning even in challenging environments.  
Multicolor LED flashlight: Powerful and versatile lighting for any situation.  
Dive functions: Support for scuba diving and freediving up to 40 meters.  
Health and fitness tracking: Heart rate, sleep, stress, blood oxygen, advanced workouts, and more.  
Smart notifications and Garmin Pay: Stay connected and pay securely directly from your wrist.
Long battery life: Up to 16 days in smartwatch mode and up to 48 days in smartwatch mode with solar charging (depending on the model).