LAD-WEATHER Altimeter-Barometer-Digital-Compass Thermometer Climbing-Trekking-Camping-Hiking Outdoor-Watch There are 7 colors for this model. This product is black with negative display. (Other colors/display are sold on other pages.) [Functions] German Sensor Weather Forecast(Sunny/ Cloudy with sun/ Cloudy/ Raining) Altimeter -Altitude graph (automatically records on the hour) -Meter(m) or feet(ft) -Altitude graph (stores up to 34 past hourly data) Track Mode (Relative Altitude: It can measure the ascending or decending altitude between the starting and the finish point.) Barometer -Sea level Pressure graph (stores up to 34 past hourly data) -mb, hPa or inHg Digital Compass -Magnetic Declination -Calibrating Thermometer -Celsius() or degree Fahrenheit Chronograph -measure elapsed time -measure Lap Time (Up to 10 laps) -Range : 99 houres 59 minutes 59.99 seconds Timer -Countdown Timer -Range : 99 houres 59 minutes 59.99 seconds -Timer Sounds (Sounds for 30 seconds when counting to zero) Dual Time Mode Daily Alarm (Daily Alarm 1 and 2 are working independently) Day and date calendar -MM/DD or DD/MM format Power Saving Mode Electro Luminescence Backlight 12-hour/24-hour switchable [Size] Case diameter: 45mm / thickness: 13mm Band length: 150-220mm / width: 22mm Weight: 57g [Accessories] Original box Instruction Manual (English) You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it! Covers broken watchband, movement failures, cracked crystal, bezel damage and more. Includes a 1-time refurbishment. No deductibles or hidden fees. Free shipping on all repairs. Fully transferable. Easy claims process online or by phone 24/7. If we can't fix it, we will send you an Amazon e-Card for full replacement value. Coverage begins date of purchase and is inclusive of the manufacturer's warranty. Plan is fully refunded if canceled within 30 days. Plan contract will be emailed from Asurion within 48 hours of purchase. This will not ship with your product.