Wall-Mounted Mailbox: This wall mount mailbox is mainly used to store family mails or letters. Also work great as a secure drop box, deposit box, donation box, ballot box or even suggestion box. Ideal for homes, offices, schools, convenience stores, etc. High Security: No unauthorized access! Equipped with a simple but safe metal lock, the locking mailbox can only be opened with the keys provided. Always keep your contents securely stored to ensure their security and confidentiality Reliable Construction: Solidly constructed with 0.8 mm thick steel plate, the safe key drop box is robust and unlikely to be pried open to avoid forced entry. And the easy-to-open protective flap can effectively block splashing water or droplets, always keeping the inside items dry and intact Ultra-large Capacity: Outer size: 26 L x 8.4 W x 35 H cm