Welcome to our store! 1. GPS & Beidou dual navigation systems, dual satellite positioning, ensuring more accurate navigation. 2. Multifunctional, it displays crucial data such as altitude, climbing speed, compass, atmospheric pressure, time, temperature, humidity, etc. 3. Made from top-tier chips and high-quality plastic, it's robust and durable. The working temperature range is -20℃ to 60℃, capable of withstanding harsh weather conditions and suitable for various environments. 4. Supports USB charging, making it easy to use. The high-capacity battery offers long standby and working endurance. 5. Equipped with a mini flashlight on top, it provides illumination in emergencies and is also suitable for nighttime outdoor activities. Specially designed for outdoor enthusiasts for hiking, climbing, and camping. Combining GPS and Beidou satellites, this multifunctional and versatile device can serve as an altimeter, compass, barometer, hygrometer, and more. It's truly competitive outdoor gear. Features: * GPS & Beidou dual navigation systems, dual satellite positioning, ensuring more accurate navigation. * Multifunctional, it displays crucial data such as altitude, climbing speed, compass, atmospheric pressure, time, temperature, humidity, etc. * Made from top-tier chips and high-quality plastic, it's robust and durable. The working temperature range is -20℃ to 60℃, capable of withstanding harsh weather conditions and suitable for various environments. * Supports USB charging, making it easy to use. The high-capacity battery offers long standby and working endurance. * Equipped with a mini flashlight on top, it provides illumination in emergencies and is also suitable for nighttime outdoor activities. * IPX4 waterproof rating, portable and lightweight, easy to carry and practical to use. * User-friendly, with multiple function buttons on the side for quick mode changes or data retrieval. * Widely applicable for many uses, including hiking, climbing, and camping. Specification: Material: ABS Color: Yellow & Black Waterproof: IP44 Size: Approx. 100*66*20 mm / 3.9*2.6*0.8 inches Weight: Approx. 126g Package List: 1 x Multifunction Barometer 1 x USB Cable 1 x Manual 1 x Lanyard