1It has the same interlocking function. The same models can be combined with each other to lock more cars. 2With beautiful appearance, it is waterproof, dustproof, not easy to rust, and has a long service life. 3Convenient to carry, you can hang it on a chair when not in use, so it doesn't take up your space. 4The high-strength zinc alloy lock cylinder is matched with the ABS lock head, which is wear-resistant and very smooth to use. 5Convenient password unlocking, high security. The technology adopts 4 digit passwords with 10,000 kinds of arrangements to prevent unlocking.