1*d353a188SXin LiIn order to run this application, you need to install the 2*d353a188SXin Liwearable apk on a device that has GPS capabilities in 3*d353a188SXin Lihardware. In addition, you need to obtain an API key for 4*d353a188SXin Liusing Map v2 APIs, see the following link for the details: 5*d353a188SXin Lihttps://developers.google.com/maps/documentation/android/start#get_an_android_certificate_and_the_google_maps_api_key 6*d353a188SXin LiAfter getting the key, find the following line in 7*d353a188SXin LiApplication/src/main/res/values/strings.xml: 8*d353a188SXin Li 9*d353a188SXin Li<string name="map_v2_api_key">YOUR_MAP_V2_API_KEY</string> 10*d353a188SXin Li 11*d353a188SXin Liand replace YOUR_MAP_V2_API_KEY with your own key. 12*d353a188SXin Li 13