連接家WiFi時，開啟同步

Enable sync when home WiFi network is connected. Use with the opposite settings in pair to disable sync when home WiFi network is disconnected

關閉WiFi時，關閉同步

disable sync when WiFi network is disconnected. use with opposite settings in pair to enable sync when home WiFi network is connected

深夜關閉WiFi

in case I forget switch off WiFi before sleeping...