Digital Barometer Altimeter Compass Multifunction Electronic GPS Compass Weather Altimeter Compass Barometer Thermometer with LCD Backlight for Hiking Camping Outdoor Sports

• MULTI PURPOSE: Gas pressure tester is especially suitable for the maintenance and installation of HVAC, pneumatic control, medical equipment, gas appliances, laboratory testing, and computer peripherals.
• EASY TO USE: Digital display differential pressure gauge can provide information such as height, position, air pressure, time and temperature. It is powered by two AAA batteries (not included), so there is no need to worry about charging it outdoors.
• MULTIFUNCTION: Outdoor sports manometer has a wide measuring range and high accuracy, and can provide you with accurate information outdoors. The resolution is about 1m/3.3 feet, and it can predict the weather conditions for 12 to 24 hours.
• UNIQUE DESIGN: Hand-held barometer is equipped with a large LCD display with backlight function, which can be seen clearly even in a dark environment, and is easy to read. It is equipped with a rope, which is more portable in various outdoor sports.
• HIGH QUALITY MATERIAL: Shell of the altimeter is made of high quality ABS material, which has high strength and good durability, is not easy to damage, has stable performance and long service life.

Specification: Item Type: Multifunction Digital Altimeter Altimeter:Approx. -700~9000m / -2300~29500ft measurement range (the altimeter can be used for initial calibration) Resolution: Approx. 1m / 3.3ft Barometer: 300mbar-1100mbar measuring range Resolution: 0.1mbar Electronic Compass: 8-directional mode display External magnetic field correction Accuracy: ±3° Resolution: 1° Thermometer: Measuring range: -10℃-+60℃ (℃ and ℉ unit adjustable) Resolution: 0.1℃ Weather Forecast and Time: Forecast 12 to 24 hours weather conditions 4 types of weather forecasts: Sunny-partly sunny-cloudy-rainy 24-hour time format Electronic Backlight: 5 seconds high-brightness blue LED electronic backlight Battery: 2 x AAA (not included) Accessories: Lanyard, English user manual Package List: 1 x Multifunction Digital Altimeter 1 x Lanyard 1 x English User Manual Tips: 1. Avoid using it under rain, damp, high or low temperature, etc. (working temperature: 0℃‑50℃; storage temperature ‑20℃‑70℃). 2. Avoid contact with corrosive substances such as perfume, alcohol, cleaning agent, etc. 3. Avoid using the following areas that may affect the normal direction of the magnetic compass: A. Near buildings such as concrete/steel B. Very close to the power station C. Very close to household appliances (such as computers, TVs, VCDs, fax machines, speakers, etc.) D. Very close to a bridge made of large amounts of steel or metal E. When the vehicles (cars, trains, airplanes) are moving very close F. Close to or placed on the surface of the metal plate