Barometer Altimeter Thermometer Weather Forecast Monitor for Climbing Camping Outdoor Sport Multifunction with Backlight

Barometer & Altimeter: The atmospheric pressure reading on the screen corresponds to the atmospheric pressure at the current location. The altitude reading on the screen is the sea level at the current location. Press the [ALTI/+] button. to switch between using the altimeter and barometer. Relative Altitude: Monitor the rising or falling altitude from a specific location or the relative altitude of a mountain or object, etc. Weather Forecast: In addition to detecting altitude, the barometer also helps forecast the weather for the next 12 to 24 hours based on changes in barometric pressure. The effective range is 30 to 50 km. Historical Altitude Recording: Press the [HISTORY] button to view historical altitude and atmospheric pressure records. It will display the most recent record in this mode, then You can press the [ALTI/+] or [-] button to view the history recordings forward or backward. It can store up to 256 recordings, with a maximum recording interval of five minutes. You can change the interval from 1 to 60 minutes by pressing and holding the [HISTORY] button for 2 seconds. Energy-saving design: When you do not wish to use the device, press and hold the [SET] button for 5 seconds. The device will stop displaying anything and enter sleep mode. Then, press any button to resume the previous display. Backlight: In any mode, it can provide a backlight for 5 seconds when you press any button. Product Description Material: ABS Thermometer: Celsius/Fahrenheit format Clock: 12-hour or 24-hour format Calendar, backlight Energy-saving design: automatic altitude measurement starts