Mountaineering to buy a professional GPS or Mountaineering Watch
Now the mobile phone is the essential tool, mobile phone has GPS, can pre download ordinary maps, satellite maps, and contour map, its function is far more than a handheld GPS or hiking watches, can better meet the needs of the mountain.
There is no need to buy too many devices. Now the phone is an essential tool, the phone has GPS,
Can be downloaded in general maps, satellite maps, and even contour maps, which features far more than handheld GPS or mountain climbing watches, you can better meet the needs of mountaineering.
