CODE 4-DIGIT NUMBER: 10000 different passwords can be set (the default password is 0000) You can easily set a personal password. PERFECT PROTECTION: Strong and durable zinc alloy lock body provides better protection against theft. The retractable steel cable is cut resistant and wrapped in thick PVC to prevent scratches on the bike. VERSATILE: The thick elastic steel cable can be extended up to 1.5m and coiled as desired. Ideal equipment to protect helmets, suitcases, bicycles, motorcycles, scooters and even strollers. LIGHTWEIGHT: The helmet lock is quite small, weighs only 105g and can be placed in a clothing pocket. Protect your assets anytime, anywhere. NOTE: Please note that this small lock can normally only withstand limited damage from heavy tools. If you have any questions, write to us.