| 摘要 |
A method and system for remote notification of arrival of postal mail in a mailbox through a wireless transmitter and receiver, is herein disclosed. The system consists of a battery-powered motion sensor placed within an upper back portion of a standard, approved mailbox thereby a fastening means. When the mailbox door opens, the motion sensor is activated and automatically generates and transmits a wireless signal to a receiver located within a pre-determined proximity. The receiver is capable of providing both an audible and visual signal.
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