Specification: Name: Helmet Paword LockMaterial: alloy + plasticColor: picture colorInstallation: lole installationSize: about 70*50mm/2.76*1.97inThe total length of the wire is about: 75cm/29.53inProduct steel rope: rubber steel rope is not easy to wear.Uses: Bundle Helmet lock Paword lockAdvantages: mini, easy to carry, mechanically locked. Instructions for Use: 1. Please change your paword before using. (The factory paword is 0-0-0)2. When changing the paword, retract the cable (A) and pre the cable head (B) down (FIG.1), turn the code wheel (C) to the number you want, and then pull the cable head (B) Just go out. Please remember the paword you set.3. The cable switch (E) can control the entry and exit of the cable lock. When you pre the cable switch, the cable can be acceed and lifted, and the cable can be fixed to the length you need.4. When locking, first align the paword between the "mouth and mouth", then insert the cable head into the lock hole. When you hear the "click" sound, it will be locked. The paword is upset.5. When unlocking, please correct the paword first, pre the unlock switch (D), pull out the cable head from the lock hole, and then pre the cable switch to retract the cable into the lock body.6. Children should be used under the guidance of an adult.