Waterproof Lock 1.completely waterproof 2.used for door, car, bike etc. 3.cable lock with adding alarm 4.soud level is 110 This Waterproof Lock is a hardened steel cable lock which has an in-built alarm which will omit a siren of 110 decibels if touched or tampered with in any way thus alerting you to unwanted attention. The waterproof lock is a new concept in cable lock systems which will deter ...