Feature 1GPS & Beidou dual navigation system, double satellite location, ensures more accurate navigation 2Multi-function, it shows many important data such as altitude, climbing speed, compass, atmospheric pressure, time, temperature, humidity, etc 3Made of top chip and good quality plastic, sturdy and durable, working temperature is -20 to 60, can withstand harsh weather conditions, suitable for many places to use 4Supports USB charging, easy to use, large capacity battery can offer long standby and working endurance 5Equipped with a mini torch on the top, can offer illumination in emergency, also suitable for night outdoor activitiesSpecificationSpecially designed for outdoor fans for hiking, climbing, camping. Combines GPS & Beidou satellite together, multi-function and versatile, can work as altimeter, compass,barometer, hygrometer, etc. It is a really competitive outdoor equipment. Features: GPS & Beidou dual navigation system, double satellite location, ensures more accurate navigation. Multi-function, it shows many important data such as altitude, climbing speed, compass, atmospheric pressure, time, temperature, humidity, etc. Made of top chip and good quality plastic, sturdy and durable, working temperature is -20 to 60, can withstand harsh weather conditions, suitable for many places touse. Supports USB charging, easy to use, large capacity battery can offer long standby and working endurance. Equipped with a mini torch on the top, can offer illumination in emergency, also suitable for night outdoor activities. IPX4 grade waterproof, portable and lightweight, easy to carry and pratcial to use. User-friendly, with many function buttons on the side to makes you quickly change mode or search for data. Widely applicable to many uses, hiking, climbing, camping, etc. Specification: Material: ABS Color: Yellow&Black Waterproof: IP44 Size: approx. 100*66*20mm / 3.9*2.6*0.8inch Weight: approx. 126g Package List: 1 x Multi-function Barometer 1 x USB Cable 1 x Manual 1 x Lanyard .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }