Features: 1. Multi-function. Altimeter, pressure measure, thermometer, weather predict, is ideal for climbing, traveling, etc. 2. Compass function is necessary for outdoors activity. 3. Sports partner, as a pedometer, it can record calories, distance, mileage, metronome data for 7 days. 4. Stopwatch, countdown, timekeeping for convenient sports using. 5. Waterproof. It can be used for swimming and outdoor activity. Don't worry about getting wet when you wash your hand. 6. Also with alarm, two-place time, 12/24 hour setting function. Specifications : Model: 1358 Color: Red / Blue / Black / Green Waterproof: 3ATM Core: Electronic Core Mirror: High Transparent Resin Mirror Case: ABS PU Strap: PU Buckle: Stainless Steel Function: Altimeter, Barometer, Thermometer, Weather, Compass, Pedometer, Calorie, Distance, Metronome, Data, Stopwatch, El Light, etc. Weight: 76g