Sentry Mailbox- Black, Medium, Plastic, Sentry Alert & Number installed

Sentry Mailbox- Black, Medium, Plastic, Sentry Alert & Number installed

SKU: SM01Blk

Know immediately when the Mailman arrives, you dont have to keep checking your Mailbox. New Sentry Mailboxes come fully functional.  Just replace your old Mailbox with your new Sentry Mailbox. Take the reciever inside and switch it on. The very next time your Mailbox is opened, the Reciever will chime in your home/office. Works over a distance of over 300 feet (varies with obstructions)

No installation required:- Transmitter inside the box is activated by the motion of the door opening in the Mailbox and is powered by the included 9V battery. The Receiver, power by 3 C sized batteries included, can be placed on any convinient surface or wall mounted with the included screw kit. Mailbox pictured is subject to change.

  • The Sentry Mailbox advantage-

    • Go to your Mailbox only when you get Mail.
    • Be allerted when there is unauthorized entry to your Mailbox.
    • Know if your Mailbox has been left open to the weather.
    • Direct replacement for similar Mailbox on your existing pole.
    • Works right out the box.
    • Batteries last over a year (dependant on use).
    • Electronic equipment is warrentied by Manufacturer.

    InnBalance offer a 30 day exchange/return policy. .

    When returning the Sentry Mailbox, it must be in all the original packaging and include all of the original equipment and accessories..

    Returns must be done within 30 days of date of purchase. We cannot refund your item after the 30 days have expired.

    Please note that it can take up to 15 business days for the return to be processed.


    Shipping will be effected with in 3 working days of purchase.

    We ship free to the contigious US which includes all packaging, handling and postage. Contact us for shipping options for 6 or more boxes.

  • Other Sentry Products

    Check out our Listing Sentry. A WiFi security bulb for video alerts from your property. Used by Real Estate Agents to monitor their homes for sale.