Can you receive a delivery package at a time? In fact, I cannot receive most of packages. That is because I am living alone and I always go home late. In Japan, nearly one of fourth packages are not received in one time. Of course that is heavy burden for delivery companies and for users. Some apartments have delivery boxes that can store the packages when the receivers are out. This is one of the our delivery box products. But not all of the apartments can have delivery boxes in some reasons. Because of the cost, space, the wide area, etc... How about your apartment? Recently, there is another solution for this delivery problem. How about using a smart lock? One of the sample is "Amazon Key" that is provided by Amazon. https://www.amazon.com/b?ie=UTF8&node=17861200011 To see the detail, please check the site above. This concept can solve the delivery problem. Before, the lock is the tool to reject other people to enter besides you. From this poin...
We, Opnus, is a lock manufacturer. "En joyful! Security.” is our philosophy.