【實用交通運輸app】GPS-GB OS Grid Reference for Great Britain and Ireland|最夯免費app-綠色工廠好玩App

GPS-GB provides a fast and highly accurate way to locate your position on an Ordnance Survey map, both in Great Britain and Ireland.∙No need for a mobile phone signal - GPS-GB will work in the most remote locations.∙GPS-OS optimizes the frequency of position updates depending on battery charge and speed of travel to make sure you can always make calls at the end of the day.∙A large, clear, high contrast display ensures you can easily read your position in any light conditions.