请将下列密码锁的使用说明翻译成中文。 Zipper lock Usage instructions The lock is set at the manufacturer to open at 000. You can keep it as your combination, or set a new one as following steps: 1. Push the button in the direction of the arrow and hold it, until completing the next step. 2. Turn the dials to your desired personal combination. 3. Release the button and rotate the dials so that your three secret numbers can’t be seen. 4. Now your new personal code is set. 5. If you want to change to a new combination, repeat the steps.