Also features:

• The system will also help guard against mailbox tampering and identity thief.
• During bad weather it helps reduce repeated trips to the mailbox
• The durable weatherproof sensor provides dependable service for many years
• Receiver can be placed on a table, installed on a wall, or moved from room to room
• Set includes: receiver, transmitter, 2 - AA receiver batteries, 1 - 12 volt transmitter battery and double-sided tape