The multifunctional outdoor sports watch brings you more convenient and comfortable outdoor sports.You will prefer enjoying sports to playing your phone. Features: The watch combines altimeter,barometer,compass,thermometer,pedometer,stopwatch,countdown timer,world time,sunrise and sunset times,clock,backlight etc. 160ft/50m(5atm) water resistance,suitable for swimming and snorkeling,but not diving.(NOTE: Please do not press any buttons underwater, and in case of damaging waterproof ring,please keep it away from steam and hot water.) Pedometer(step,calories,distance,time),Stopwatch and Countdown Timer,can track your exercises and help you to know your workout better. Altimeter tells current elevation and records last 7-days history. Barometer displays both local pressure,sea level pressure and records last 48-hours history. Compass accurately pinpoints direction to safely find your way. (NOTE: We calibrated the compass before sending out. If you still find a problem, we recommend you to calibrate it automatically or manually.) Thermometer shows temperature from -20C to 60C. Weather forecast displays 4 symbols to indicate the predicated weather.(Weather icon: Sunny,Partly cloudy,Cloudy,Rainy) Backlight display allows you to conveniently use the watch in low-light conditions or at night. Sunrise and sunset times available for over 28 cities.Never run out of daylight. Suitable for a variety of sports,such as climbing,running,hiking,cycling,fitness,etc. Sepcification: Band Material: Nylon Band / PU Band (optional) Dial diameter: 50 mm / 2.0 in Case Thickness: 15 mm / 0.6 in Band Width: 25 mm / 1.0 in Waterproof: (5atm) 160 ft / 50 m(Not for diving) Battery: 1* 3.0 V 210 mAh CR2032 battery (included) Operating temperature: -20-- +60 / -4 -- +140 Storage temperature: -30-- +60 / -22 -- +140 Altimeter data range: -500 m -- 9000 m / -1640 ft -- 32760 ft Altimeter resolution: 1 m / 3ft Barometer data range: 300-- 1100hPA / 8.8--32.60 inHg Barometer resolution: 0.1 hPA /0.03 inHg Temperature resolution: 1 / 1 Compass resolution: 1 Weather forecast: Sunny,Partly cloudy,Cloudy,Rainy Weight: Approx. 89 g / 3.1 oz Package weight: Approx. 240 g / 8.5 oz Package List: 1* Watch (with battery) 1* Spare CR2032 Battery 1* Clean Cloth 1* Instruction NOTE: 1. Please do not press any buttons underwater, and in case of damaging waterproof ring,please keep it away from steam and hot water. 2. We calibrated the compass before sending out.If you still find a problem, we recommend you to calibrate it automatically or manually.