【Keyless Secure Lock Mechanism】 The 5 digit combination code makes it easy to lock without a key. A keyless secure lock mechanism simplifies the process of using this product.

【5-digit Codes Resettable】 The combination can be up to over 1000 types. Criminals are rarely possible to figure out the real answer. The process of setting and resetting the digits is quite convenient. You can have a new password in 1 minute.

【Dustproof Cover】Cloth protector always protects inner iron chain, which is both dust-resistant and scratch-resistant, prolonging the chain lock using lifespan.

【Diameter, Length & Weight】 The inner chain is made extra thick steel, the diameter is 5/16’’ for a better anti-cutting function, quite cut-resistant. The chain lock length equals 3.2ft (39-3/8’’), long enough to lock 2-3 bikes together, or lock your bike to a gate, fence, railing, thick pole and others. The gross weight of the whole lock set is 2.3 lbs.

【Multiple Application Scenes】 This bike chain lock applies to multiple objectives like bicycle/motorcycle/scooter/iron door/glass door. A helper on property protection with cost-effective value.