【Password Design】- Four-digit password lock, no key required. No need to worry about losing the key. The password is easy to reset. There is a reset button to set the code and change the code later, but requires you to remember the old code. 【High-quality Material】- Made of zinc alloy. 304 stainless steel lock cylinder is safer for our family. The twisted steel cable has strong tensile strength and will not break. 【Easy to Install】- Please clean the surface before installation. Just install the adhesive pad and wait. 【Widely Use】- Can be used as refrigerator lock, cabinet lock, door lock, window lock, drawer lock, oven lock, etc. The window limiter is suitable for most types of windows. It is very suitable for home, office, bathroom, kitchen, public, hospital, hotel, school and commercial security. 【Note】- Please make sure the installation surface is flat and clean before installation. After the lock is installed, it is recommended to use it after 48 hours so that the glue can fully contact with the installation surface to achieve better use effect.