GPS Speedometer and Altimeter 與 海拔测量仪-实时高度表 使用情況與統計

As GPS speedometer, it supports to gauge speed of walking, jogging, raiding bike. It also supports to gauge the speed of cars, boats, trains or air planes. What ever the vehicle is, with the app, you can know the current speed. It supports double scales. And you can choose the display unit. It support to record trip and the average speed. It’s also a altimeter. You can check altitude or elevation when you go hiking, climbing, trekking, skiing, flying. You can view it in feet or meters. It has a professional compass for flying, sailing or driving. Multiple fancy dials for your taste.