Safe back home alert is operated by disrict city hall and police station, as citizen's safety service.
When people pass by in area which is installed safety service device, it can share the location information with others. It's useful application for the children coming back home after school, the student coming back home late from school or institute, or ladies passing by in dark and dangerous alley. They can send their location information to their family. If their family does not receive the location information in specific time, their family can check their safe and prevent an potential accident in advance.
You can register it by selecting " Register contact list" in main menu. There's 2 ways to register. One is to input name and phone number directly, and the other one is to searching phone book in your mobile. You can register up to 5 persons, and can delete the contact list with trash box icon, right to the registered list.
District city hall has installed the Bluetooth devices of safe back home service in main alleys. While going back home or going to school, if you pass by the areas which the devices are installed, your mobile phone senses the signal and notify you to send the location information to the registered contact list.
Notice : Continued use of GPS running in the background can dramatically decrease battery life!