| ++Battery life: 18 months+Function Brief:Compass, Altimeter,Barometer , Thermometer,Weather Forecast, World Time,Dual Time,Pedometer, calorie, distance record,2 sets alarm,Countdown timer ,Stopwatch, EL Backlight.
Materials: Solid metal case with durable and breathable nylon band(1set extra silicone band for exchange ) ,Japenese battery. (CR2032 18months life).
Watch Size: Diameter: 50mm/1.97in. thickness: 16mm/0.63in. width of band: 24mm/0.94in. net weight: 117g/4.12oz.（since it is a little big and heavy ,please kindly check if it meet your needs)
Waterproof: 50M waterproof, means you could wearing it for swimming (not diving), don't push the button when it is under water, also do not we… | |
