AirTag is an easy way to keep track of your belongings. Attach AirTag to your keys, slip it in your wallet or backpack and you can see the items in the Find My app. If you have misplaced something, you can play a sound on your AirTag to find it, and even get the distance and direction. You can also use Lost Mode on your AirTag and enter a phone number to reach you when someone finds your AirTag. You can use AirTag with different Apple loops and keyrings. Easy setup – bring AirTag close to your device and pair by tapping Connect Small design – about the size of a coat button Polished stainless steel back Splash, water and dust resistant with an IP671 rating (maximum of 1 m up to 30 min) Over a year of battery life with everyday use CR2032 battery can be replaced Connectivity: iOS or iPadOS devices 14.5 or later