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Bunker Hill Security

Wireless Security Alert System

Don’t be caught off-guard...Wireless Security Alert System warns you that visitors are on their way to your door

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First Alert SFA600 at $32.99. Save 55%

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Product Overview

This wireless security system has a wireless receiver that chimes when the infrared security alert sensor detects motion outside. The wireless motion sensor mounts easily to a post or wall, and you can set the receiver anywhere in your house (within 400 ft. of the sensor).

  • A wireless receiver chimes to alert when a person or vehicle comes within 400 ft. range
  • Powerful outdoor weather-proof infrared sensor detects motion and sends a signal to the indoor wireless receiver
  • Easy installation, mounting hardware included

Important Information

  • Batteries required: one 9V and three C (sold separately).

Customer Videos

We think you’ll enjoy these customer-made YouTube videos about our products. They’re independent, uncut and unsponsored. They may also contain some four-letter words that aren’t “tool” and other content that’s not appropriate for children. We hope these videos help inform your tool-buying decisions. And a note from the lawyers: Products should always be used in accordance with the owner’s manual.


93068, 69590, 62447, 61910
Bunker Hill Security
Battery size
Battery(s) Included (y/n)
Battery(s) required
one 9V and three C
Water Resistant
Frequency (Hz)
433 mHz
400 ft.
Shipping Weight
0.63 lb.
Water Resistant (y/n)
Note: Specifications are approximate and subject to change


We guarantee this product to be free from defects in materials and workmanship 90 days from the date of purchase. Limitations apply.