SpectraCal (TM) - Increase the reach of your business and make this digital projection alarm clock available as your next promotion! With the press of a button and the swivel directional light, this item can project the time on the ceiling or wall for a cool view at night. This also includes date and temperature functions. This item uses two AA batteries which are not included and is patented (D531,057). Add your name or logo to this item to show that your company is unique!