Travel Sentry Cable Lock Skateboard Backpacks Thanks to its LE Bluetooth Thanks to its LE Bluetooth technology you can detect your luggage inside the plane when it's not moving you just need one bag that can take you Travel Sentry Approved locks are designed specifically to keep your belongingssecure while still allowing the Transportation Security Administration (TSA)to open your luggage at the airport without destroying the lock during theirscreenings The flexibility of the 70mm steel cablewill ensure that it doesnt break when its going through the conveyor beltsat security checkpoints or when baggage handlers are loading and unloadingyour belongings from airplanes