Door Chime Receiver And Mail Box Alert

Door Chime Receiver And Mail Box Alert The Wireless Mailbox Alert Can Be Used With Any Mailbox That Has Either A Top Or Bottom Hinge The Sensor Is Placed On The Mailbox Door And Adjusted With A Swivel Sensor When The Mailbox Is Opened It Will Send A Signal Back To The Receiver Up To 1000 Feet Away The Sensor Includes One 23a 12 Volt Battery Brand: Dakota Alert