Verbatim 66929 My Finder Triple Pack - Black, Navy, Grey * Works with Apple’s Find My app * Equipped with play prompt sound to assist in locating items in close range * Encrypted data and no info stored on device for enhanced privacy protection * NFC technology allows you to send your contact details to person who finds your lost device * Up to 12 months battery power- no need to regularly change battery * IP66 Water Resistant, Dust Proof