Easy to use: Mini item finder support iOS/ Android 4.3 system or higher (Bluetooth 5.0). Long beep, the device is closing. For Android phone, open the GPS application first before the connection. Your phone will also play to stimulate you after the connection has been cut off, you can double -press on the audience's button when your phone is missing, or you can check the map position or click the alarm in the application after missing the anti -stage device, the finder makes a sound; A phone can be connected to several viewers. The sensitive and elegant appearance makes him look like a piece of art. Once to buy once without any monthly fee. to help you to avoid any loss in your life; The monitoring range is about 90 feet. .. Great Gift Selection: The key finder comes with a slightly designed and portable round Karabin, you can move it anywhere without any piles, or for anything you need as a product viewer, no matter where and whenever it is, it can bring suitable and cute gifts.