3D Fireworks Extravaganza has spectacular realistic fireworks effects. Short bursts of 1, 2, or 3 fireworks of varying colors is followed by a fantastic finale with dozens of explosions. Set against a variety of background images (user's choice) makes this the perfect screen saver for celebrating American Independence Day, New Years or other fireworks holidays. Demo contains full set of features. Have fun customizing this screen saver to your preferences: tint, brightness, sound mute and volume control. You can also select from 10 different backgrounds including a cityscape, sunset, 2 mountain scenes, USA flag, 2 Karten of USA, Mount Rushmore, Statue of Liberty and solid black. Contains animated gif images and sound file. Password protection is available. Demo expires in 7 days. Registered version doesn't have the overlay text and never expires. Available at a substantial per screen saver discount when purchased in a set. Remove demo using the Windows Control Panel add/remove programs. No adware, spyware, surveys, data collection, toolbars, opt-out or opt-in offers or any other add-ons. Only quality screen savers.