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Q:What is it? How does it work? Does it disable vehicle?
A:The Designtech Security System (Part No. 21930) features are shock and current sensing alarm with starter kill, panic alarm option, works up to 400 ft away, easy 2-wire installation, silent mode. Dimensions: Length: 10.70", Width: 10.70", Height: 4.00". For further assistance, please feel free to call us at 1-877-238-2623 or visit your nearest Advance Auto Parts store and one of our representatives would be more than happy to assist you.