Highly readable STN LCD. Triple Sensor - Bearing Altitude/Barometric pressure Temperature. Tough Solar - converts sunlight fluorescent lamps and other sources into power. Multi-band Atomic Timekeeping (US UK Germany Japan China). Auto Light. Low temperature resistant (-10C/14F). Altimeter: -700 to 10000 M. Barometer: 260 to 1100 hPa. Thermometer: 14F to 140F. Digital compass: 0 to 359-degrees. Full auto LED backlight with Afterglow. World time: 31 time zone. Sunset/Sunrise data. Water resistant to 200 M. Case: 56.9 x 53.4 x 14.5mm.