SMART DESIGN: The refrigerator lock is three-digit password lock. No Key Needed, do not have to worry about the problem of losing the key,and the password is easy to reset.We do not need to drill any holes or screwing, just peel the paper off to install, the 3M adhesive has strong self-adhesive force, and we don't worry about damaging the surface. HIGH QUALITY MATERIAL: Children fridge lock is made of zinc alloy material and the 304 stainless steel lock core are more safer for our family. The twisted steel wire rope has strong tensile strength and will not break.the fridge door lock features self-adhesive design, which can last for long time, also easy to peel off without leaving any residue. WIDELY APPLICABLE Child safety locks can be used as refrigerator lock, cabinet lock, door lock, window locks, drawer locks,oven locks ect. Window restrictor are suitable for most types of windows. Very suitable for home, office, toilet, kitchen, public, hospital, hotel, school and commercial security,can bring much convenience to your daily life. EASY INSTALLATIO: Please clean the surface before installation, just install the sticking pad and wait for 18 hours to use the password fridge lock. You can also choose to install with 8 screws to achieve double security.Please avoid sticking on the hot spot of the refrigerator.