Password folding Lock

Its total length is 85cm. The Pitch number is 8. It can lock 2 pieces of bicycles. Material is hard alloy steel, which resists violence and picks the lock.
The weight is 0.8kg. It is equipped with an elastic rubber fastener. It is not easy to fall off. It has a recyclable banding band. You can use it to fix this lock on the pipe lower 6.5cm diameter. It is small and easy to carry when folded, which is the same size as a mobile phone.

Password unlock, say goodbye to the key. Ten thousand password combination is difficult to crack; the security coefficient is high.

The initial password is 0000.