Durable Protective Cover: This bike lock features a high-quality polypropylene cover that is both scratch-resistant and wear-resistant. It ensures your lock stays in top condition while also protecting your bike’s paint from damage Keyless Locking Convenience: Designed for convenience, the lock allows you to secure your bike without needing the key to lock it. This simple, efficient design eliminates the hassle of constantly using a key Serpentine Anti-Theft Key System: The serpentine slot anti-theft key is specifically designed for high security, drastically reducing the likelihood of unauthorized access. Its complex structure makes it difficult for potential thieves to pick, providing an extra layer of protection for your bike Anti-Slip & Easy to Handle: The protective cover not only prevents scratches but also offers an anti-slip grip, making the lock easy to handle and use Portable & Travel-Friendly: This bike lock is lightweight and compact, making it easy to carry with you on your rides. Whether you’re commuting or taking a leisurely trip, the lock’s portability ensures you’re always equipped for bike security without added bulk Specifications: Model: RR9227 Material: zinc alloy + ABS plastic Weight: 318g (net weight including accessories) Applicable: bicycles, electric vehicles, motorcycles, door handles, etc.