- Weatherproof protection: Sealed design keeps water and dirt out of the lock mechanism so the internal parts remain functional in rain or other wet conditions. This prevents rusting or jamming and maintains reliable operation over time. - Customizable code for controlled access: Set your own numeric password to lock and unlock. A user-definable code eliminates the need for keys and gives you quick, private access while reducing the risk of opportunistic theft. - Durable steel-alloy construction: Hardened, wear-resistant steel alloy resists daily abrasion and prolongs service life. The material choice provides reliable resistance to wear and maintains structural integrity under regular use. - Compact, foldable design for easy transport: Folds down to a small footprint so it occupies minimal space when not in use. Easy to attach to a backpack or to mount on a bicycle frame for convenient carrying without clutter. How this solves common problems - Keeps the locking mechanism working in wet weather, avoiding freezes, jams, or internal corrosion that can render a lock unusable. - Removes the need to manage keys and allows rapid, private access with a personal code. - Provides long-term durability so you don’t need to replace the lock frequently due to wear. - Offers a portable solution you can carry easily on your person or bike frame without bulky storage. Key attributes - Function: Combination locking mechanism with waterproof casing and foldable body. - Material: Wear-resistant steel alloy for extended durability. - Portability: Folds compactly; designed to be placed on a backpack or mounted on a frame. - Performance: Weather-protected internals and a customizable code for secure, reliable use. Practical use scenarios - Daily commuter: Fold the lock and clip it to your backpack or bike frame, then secure your bicycle at work or transit stops using a personalized combination. - Urban errands: Carry the compact, weatherproof lock on short trips and quickly secure a parked bike or e-bike without fumbling for keys. - Travel and storage: Store in a backpack while traveling; the waterproof internals ensure reliable operation after exposure to rain or wet storage conditions. What you can expect - Reliable operation in varied weather thanks to waterproof protection. - Secure, keyless access with an adjustable code you control. - Long-lasting performance from a wear-resistant steel-alloy build. - Convenient transport and mounting on backpacks or frames when folded.