"The Garmin Tactix 8 Solar GPS Smartwatch with Applied Ballistics Ultralight Solver is the perfect tactical smartwatch. Featuring a solar-charged design, this Garmin watch can last up to 48 days with sufficient solar access. The Applied Ballistics Ultralight solver is built for long-range missions, and dedicated tactical features include jump master activity, waypoint projections, stealth mode, kill switch, rucking activity, and compatibility with night-vision goggles. A 40-meter dive rating has support for scuba and apnea activities, plus the Garmin Tactix 8 has a built-in multicolor LED flashlight. The 1.4"" solar-charged display, titanium bezel, and sapphire lens stand up to military standards to thermal, shock, and water resistance. Multi-band GPS with SatIQ technology as well as sensors for the 3-axis compass, gyroscope, and barometric altimeter allow you to navigate anywhere. Training apps help you get the most out of workouts, even helping you take advantage of recovery time to maximize training efforts. Like many Garmin watches, this one has ample health monitoring features like HRV status, wrist-based heart rate, pulse ox, Body Battery, stress tracking, and respiration tracking. The Tactix 8 keeps you connected with a built-in speaker and microphone, music capabilities, smart notifications, Garmin Messenger app, and more. Solar-powered battery lasts up to 48 days with enough sunlight Applied Ballistics Ultralight solver provides ballistics data Dedicated tactical features built for any mission 40-meter dive rating with support for scuba and apnea Integrated multicolor LED flashlight Multi-band GPS and SatIQ technology Comprehensive health monitoring, training, and recovery apps 1.4"" solar display with a titanium bezel and sapphire lens Built-in speaker and microphone"