1. 100,000 Anti-Theft Combinations – 5-digit password lock with 100,000 combinations, far more secure than 3/4-digit locks, thieves can hardly crack it. 2. 17.36mm Thick Steel Cable – Full external wrapping for rust resistance, reinforced thickened steel body, durable and anti-breakage. 3. Premium Materials – Zinc alloy lock core (high strength) + ABS password dials (smooth rotation); rubber paint coating prevents scratches on bikes/motorcycles. 4. Lightweight & Multi-Link Interlock – Only 304g, hangable on bike frames; same locks can be combined for extended length to fit different needs. 5. Easy Password Setting & Wide Use – 4-step custom password setup (no keys needed); perfect for bicycles, motorcycles, door handles and more.