The three digit password is safe and convenient. The initial password is 000. No key needed to lock, zinc alloy lock is , safe and anti-theft. Multi scene application: not only the car trunk can be locked, but also the helmet and backpack can be locked. Tie type adjustable stainless steel lock body, outer nylon package to protect the lock body and car from scratch, more . The lock is small and convenient in different positions. Lock where you want. Colour: gray Material: zinc alloy + ABS + stainless steel Size: total length about 45.5cm lock length 7.6cm Package Contents: 1 * Bike Cable Lock Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.