Garmin Foretrex 801 Handheld GPS - This wrist-mounted GPS navigator is built for the mission and beyond. It features an easy-to-read monochromatic display, upgraded multi-band GNSS and advanced navigation sensors to help you explore with confidence. Features Includes a velcro strap. Compatible with 26mm Quickfit watch band Get up to 100 hours of battery life in navigation mode or up to 1000 hours in expedition mode; uses 2 field-replaceable aaa batteries (not included). Tested to military standards (mil-std-810) to withstand sand and dust, vibration, shock, temperature, altitude, humidity and more. The rugged design features an ipx7 water-resistant rating. Tactical features - Use stealth mode to stop storing and sharing gps data and disable wireless connectivity. In case of security issues, hit the kill switch to erase the device memory. Use jumpmaster mode to calculate high-altitude release points in accordance with military guidelines. The improved monochromatic screen is easy to read in a variety of lighting conditions, even with night vision goggles. Navigate the terrain with advanced sensors, including a 3-axis accelerometer, 3-axis compass and barometric altimeter. Get improved position accuracy with upgraded multi-band gnss. Get smart notifications when linked with your compatible smartphone. Pair with your compatible inreach satellite communicator, and view messages directly on the screen.