The smart mini GPS key finder is compatible with the Android/ISO system that has Bluetooth technology. It is basically used for kids, pets, bags, suitcase, wallet, car, or other belongings. This device can work up to 75 feet of distance without any barrier. It works appropriately with an android system with Bluetooth 4.0 smartphone and android 4.3 version and upgraded version as well. It is very easy to use this device, the user just needs to download an App itracking and open their Bluetooth and connect to the tracker.