Multi-function, Handheld Digital Barometer-dual Navigation System. 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 Practical 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 Included: 1 X Multi-function Barometer 1 X USB Cable 1 X Manual 1 X Clean Cloth 1 X Lanyard . We are an international based seller that will ship your order from abroad, please at least a minimum 14 working days for delivery right now due to the ongoing delays in shipments globally.