Military-grade anti-theft protection: Constructed with a 6mm triple-layer braided steel cable wrapped in a striped PVC coating, this lock resists bolt cutters and sawing attempts. The zinc alloy lock body features a precision-engineered 4-digit mechanism offering 10,000 possible combinations, exceeding the standard security level of 3-digit locks. Ideal for securing bikes to posts/trees while shopping or locking multiple bikes simultaneously. Smart resettable code system: Customize your security with the user-friendly 4-digit combination reset function - simply slide the reset button and choose memorable numbers between 0000-9999. No key management hassles with our keyless design, featuring large numbered dials with tactile feedback for quick operation even with gloves. The error-proof mechanism prevents accidental locking with incorrect codes. Ultra-portable design for any terrain: compact 60cm cable reels in a palm-sized bundle (15x8cm) for easy attachment to the bike frame. Weighing only 120g, the lightweight lock fits in jacket pockets or bags. Back - perfect for commuters and travelers. The flexible cable adapts to irregular shapes like scooter handlebars or fence ties without compromising safety. Versatile, weather-resistant security: The frosted PVC coating resists UV damage, extreme temperatures (-20°C to 80°C), and corrosive elements such as salt/rain. Protected internal gears maintain smooth operation in wet conditions. Beyond Securely lock bicycles, gym lockers, garden tools, suitcases, motorcycles, or shopping trolleys with this versatile solution. Ergonomic, user-focused features: Pre-installed rubber bumpers prevent scratches to the bicycle frame during transport and use. The extended 60 cm length (compared to the standard 50 cm) allows for wrapping around thicker items such as lamps or multiple bicycle wheels. Includes an illustrated, multilingual setup guide and lubrication tips for optimal performance.