Nighthawk Systems Receives Order For Colorado Department of Transportation

SAN ANTONIO--May 3, 2006--Nighthawk Systems, Inc. (OTCBB: NIHK), a leading provider of intelligent wireless power control and emergency notification products, announced today that it has received an order for PT1000 intelligent remote control boards from Traffic Signal Controls, Inc. The units have been ordered for the Colorado Department of Transportation ("CDOT"), who will use them to wirelessly activate roadside signage to communicate weather-related hazards to drivers. Over 100 PT1000's have now been purchased for signage control by CDOT.

Enabled by the intelligent Nighthawk control board, the PT1000 is ideal for on-demand activation of messages on signs, and can also be utilized to activate flashing roadside signs and their associated radio transmissions. Nighthawk products are used by several departments of transportation, including Colorado, Washington, Oregon and Pennsylvania.

H. Douglas Saathoff, Nighthawk's CEO, stated, "I am very pleased to receive the additional orders for the benefit of the Colorado Department of Transportation. Our units provide the most economical and reliable way for remote activation of these signs, and they have been counting on the performance of our products for years now."

About Nighthawk Systems, Inc.

Nighthawk is a leading provider of intelligent wireless power control products that enable simultaneous activation or de-activation of multiple assets or systems on demand. Nighthawk's installed customer base includes major electric utilities, internet service providers and fire departments in over 40 states. Nighthawk's products also enable custom message display, making them ideal for use in traffic control and emergency notification situations.

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