TSA-approved indicator padlock, easily unlocked with a key. - Model Name: Indicator Padlock - TSA Approved - Color: Black - How to use: Unlock with a key ・You can check your baggage while it's locked. ・You can tell if it has been inspected. ・Easy to use, no need to set a combination. If your baggage is inspected, the green mark will change to red. Although it is new and unused, the packaging has some minor damage. Thank you for your understanding.