Many Uses! 7 Strobe-Style Flash Patterns 1. Double Simultaneous Flash 2. Quad Simultaneous Flash 3. Double Alternating Flash 4. Quad Alternating Flash 5. Quint Alternating Flash 6. MEGA Alternating Flash 7. Random Dimensions: 2" H x 4" W x 1/2" D Get Yours Today 11X1005SFRegular price: $49.99Sale price: $29.99 Customer Pays All Shipping Charges. Pay securely with your Visa, Master Card, Discover/Novus or PayPal with our easy checkout! Note: Purchase orders will be accepted only by municipalities and pre-approved before check out completion and Purchase Order Number received. All others will be immediately rejected and transaction voided. Place your order by Internet, Phone or stop by our Store for the same low internet prices!