Feature:1. Metal Material: This smart sports watch is made of high grade metal, sturdy and durable, rainproof and waterproof, durable and long lasting.2. Multi Function: Multiple functions such as sports records, weather conditions, etc. It can also be used as a regular watch or a decorative item. There is an app, easy to check the data.3. Comfortable to Wear: The sports watch is made of nylon, sturdy and stable, comfortable to wear and easy to use.4. Built in Lithium Battery Power Supply: Hiking digital watches use built in lithium battery, easy to charge, not easy to worry about running out of power.5. Application Scope: Altimeter watch is the best choice for outdoor fishing activities, also suitable for hiking, outdoor sports and so on.Specification:.Item Type: Sports Smart Watch Weight: 233g / 8.22oz Material: Stainless Steel, NylonBattery Type: Lithium battery (shipped with built in battery)Battery Capacity: 400mAhScreen: 1.28in IPS TFT full touch HD screenNavigation: Dual core, tracking navigation, 10 groups of target point tracking, display target point latitude and longitude, bearing and distance.Professional Sports Data Analysis: Running, Cycling, Hiking, Triathlon, Snorkeling, Swimming, Fishing, Compass, Weather Forecast, Dynamic Heart Rate, Altitude, Barometric Pressure, Best Individual Record, Historical Data Storage etc.Multiple Sports Modes: Outdoor, Indoor, Cycling, Hiking, Marathon, Race Walking, Scuba Diving, etc.Exercise Data: Calories, Dynamic Heart Rate, Exercise Time, Steps, Speed, Distance, Exercise TrajectoryFunction: Sleep monitoring, sedentary reminder, remote self timer, music control, metronome, alarm clock, countdown and stopwatch, etc.Language: Simplified Chinese, Russian, English, French, Spanish, Italian, Portuguese, German, Indonesian, Japanese, Korean, MalayBluetooth: BT 4.0, for Android 4.4, for ios 9.0USB Charging: charging 3 hours, use 10-15 days, standby 30 daysWaterproof: 50M waterproofPackage List:1 x Watch1 x Charging Cable1 x Cloth1 x Instruction Manual