1. Download gfriendlightstick in the APP store and open the app.
2. Enter the seat information setting location.
3. After the button of the rescue stick is switched to Bluetooth mode, it is successfully connected with the mobile phone, indicating that the gfriend rescue stick is true, otherwise it is false. The top of the aid stick of Korean women's group gfriend is spherical, and there are water and sequins in the transparent sphere.