MIL-STD-810

The watch has been tested to meet the U.S. military standard for environmental durability

 It's built to withstand harsh conditions, including:

    •    Extreme temperatures (both high and low)

    •    Shock and vibration (e.g., drops, impacts)

    •    Humidity and water exposure

    •    Altitude and pressure changes

    •    Dust and salt fog

Smartwatch Mode:

    •    Up to 28 days (without solar)

    •    Up to 37 days with solar charging (assuming 3 hours/day outdoors in 50,000 lux conditions) 

GPS Modes:

    •    GPS Only: Up to 89 hourse (122 hours with solar)

    •    All Satellite Systems: Up to 63 hours (77 hours with solar)

    •    All Satellite Systems + Multi-band: Up to 36 hours (41 hours with solar)

    •    All Satellite Systems + MuS