Password Lock 4 Digits Number Combination Code Padlock. Travel smart combination lock, also can use at many aspect in our daily life. 100% brand new and quality made. The lock uses a 4-digit combination. Combination can be reset as often as you choose. Dimension: 80 x 42 x 18mm(approx.) The lock is set at the manufacturer to open at 0000. You can keep it as your own combination, or set a new one as following steps : The lock is preset at factory to open at 0-0-0-0, check the 0-0-0-0 aim at the indication line. Pull out the shackle. Turn the shackle 180 degree or 90 degree, then press down the shackle, turn the dials to set your combination. Pull out the shackle return to regular position. Now your personal combination is set, please remember well your new combination. If you want to change it, please repeat steps 1-4.