High Security Combination Lock Digit Resettable Combination Padlock for Travel Luggage Suitcase Bag. Made of High Quality material. It's Initial Passwords 0000, To lock your cabinet door, drawer door , suitcase , luggage,handbag , shoulder bag & backpackOperation instructions :To open your personal combination, please obey the following steps1.The lock is preset at factory to open at 0-0-0-0. check the 0-0-0-0 aim at indication line. Press down the snap. Now the lock is ready to open2.Press down the button with sharp tool, hold the position until next step 3 is finished3.Turn the character wheels to set your personal combination4.Release the button, now your private combination is set5.Remember well your new combination. If you want to change it again, please repeat