Smart automatic wifi lock with app password card key door lock

Door lock classification:
Due to different lock-making technologies and applications, door locks are now in the following categories:
Spherical door lock
The handle of the door lock is spherical, the manufacturing process is relatively simple, and the cost is low. There are many applications in our country. Due to poor safety, it is generally used for indoor door locks.
Product materials are mainly iron, stainless steel and copper
Iron is used for the inner structure of the product, the outer shell is mostly stainless steel, and the lock core is mostly copper
Three lever handle lock
The handle of the door lock is a door handle, the manufacturing process is relatively simple, and the cost is low. There are many applications in our country. Due to poor safety, it is generally used for indoor door locks.
Product materials are mainly iron, stainless steel, copper, zinc alloy
Iron is used for the inner structure of the product, the outer shell is mostly stainless steel, the lock core is mostly copper, and the lock handle is made of zinc alloy.
Mortise handle lock
This lock is divided into split lock and conjoined lock
The products are made of many materials, including zinc alloy, stainless steel, and copper
Product safety is relatively good, and it is often used for entrance doors and room doors.
Office building applications are more common.
Glass door lock
With the advent of glass doors, many glass door locks have also appeared.
The advantage of the glass lock is that the glass does not need to be opened
The safety performance is better.