Smart tracking devices Apple AirTag 4-piece pack. These small devices are used to track personal belongings and find them easily via the Apple Find My app. Key product specifications and uses: Precise tracking: Relies on the network of nearby Apple devices to accurately locate lost items. Common uses: Can be placed inside travel bags, wallets, attached to keys, or used to track cars and bikes. Water and dust resistance: Comes with IP67 rating. Battery life: Powered by a replaceable battery (CR2032) that lasts for about a full year. Brand: Apple