Bicycle Alarm Lock 1.With cable cut sensor 2.105 ... RoHS Certificated 4.Easy to use SPECIFICATIONAL-3N New Bicycle Alarm Lock1. Bicycle lock alarm bike lock, lock with alarm system2. ... : Black, Sliver5. With cable cut sensor, easy to useThis bicycle alarm lock is to design a stronger anti-theft lock ... Resistant corrosion , Resistant bad weather, Resistant physical destory, Waterproof . Bicycle Alarm Lock