This kit makes a great burglar alarm for your home. Whenever ayone attempts to open your window, this kit produces a loud pulsating electronic sound from the built in piezo speaker and it also flashes a bright red LED. The sound won't stop even if the window is closed again. Only you can shut it off. The kit will protect a window or door. It is very simple to install as only a small magnet (included) needs to be attached (glued) to the movable window or door. Uses IC, SCR and transistor circuitry. Operates on a 9V battery (not included). Size of PC board: 2 1/8" x 3 7/8". Complete with all parts, PC board, reed switch, magnet and instructions. Skill Level 2. This kit requires soldering of components to the PC board while building. C6703
Manufactured by Chaney Electronics
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