Sturdy dial type chain lock to prevent theft. The red is noticeable and has a high security effect. A must-have item for protecting your precious car with a 5-digit dial. Color: Red; Weight: Approx. 27.1 oz (790 g); Size: Approx. 35.4 inches (90 cm); JAN code acquired; How to change the password); Unlock the lock once and rotate the base of the dial to the right about 45 degrees. In that state, turn the dial to set the number you want. Finally, the password is changed by placing the root back to the original position. The default password is 0000.