WiTbelt K200 Sharp Yellow Bluetooth Smart enabled Luggage Strap with Combination Lock TSA Approved Anti-theft for iPhone6S and iPhone7 World first Bluetooth Smart enabled with paging and alert functions supporting up to two Belts simultaneously (iOS only) High quality Polyester and Plastic, adjustable webbed belt to fit bags up to 70 inches with 3 dial combination lock with LED light Built with TSA accepted lock and set your own combination Contemporaty design and bright color to ease on spot your checked-in luggage Free Smartphone app available on iOS (App Store), 5 different colors available