Solid security: Provides strong protection for bicycles, greatly reducing the risk of theft. Framefriendly design: The outer layer of the lock body is wrapped in soft, wearresistant, environmentally friendly materials to prevent scratches on the paint and frame when locking, helping maintain appearance and extend the bicycle's life. Weather and dust resistance: Waterproof and dustproof with a specialized sealing treatment, effectively resisting rainwater and dust. Even in harsh weather or dusty environments, the internal mechanical or electronic components remain protected, ensuring stable, reliable operation and a longer service life. Versatile applications: Suitable for bicycles, scooters, lawn mowers, ladders, fences, toolboxes, sports equipment, strollers, and other outdoor or storage uses. In both busy urban environments and home settings, this heavyduty chain lock provides reliable protection. Use scenarios: Park a bicycle in a busy urban area and secure it to a rack or post for added theft protection. Secure outdoor equipment such as a scooter, lawn mower, ladders, or toolboxes during storage at home or work. Use for protecting strollers or sports gear during outings or while parked in public spaces.