Build Your Own Digital Door Alarm   Stock #: 282434 Price: $29.95 Quantity: Quantity in Basket: none BUY IN BULK! Quantity: 3-99999 Price Each: $28.95 SAVE MONEY! Enter the world of high tech security and learn the secrets behind closed circuit video, infrared and hidden cameras, and biometric systems. Build a personal door alarm and program it with a secret code. This fascinating kit includes a 32-page book with full-color illustrations, easy-to-follow directions, and all the components needed to build a personal alarm. Kit/book, 32 pages.

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