Customer Reviews for VEVOR Through The Wall Drop Box, 12.5''x6.3''x16.9'' Mail Drop Box w/Adjustable Chute, Deposit Drop Box w/Code Lock, Rainproof Wall Mount Mailbox for Letters, Rents, Checks & Keys, Home & Office, Grey
It'll work for dropping keys or mail. However if your looking to have the box secure its not. The quality of the lock is similar to a child's diary lock