Designed for use with Galaxy smartphones or tablets running Android 9.0 or higher and with 2.0GB RAM or above Compact design makes it easy to attach to your keys, bag, pet collars, and more Bluetooth and NFC-powered tag lets you track your belongings from compatible smart devices Ring button on mobile devices triggers an audible alert that you can follow to find your lost item Galaxy Find Network allows you to find your tagged item when it's out of range and view its location history IP67 waterproof unit works in rainy conditions Long-lasting battery runs for up to 500 days Requires the SmartThings app