EZGobo is a battery-powered LED gobo projector, that can project a custom image anywhere. Its magnetic base affixes to most metal surfaces, eliminating the need for clamps, and the scissor clip with eye loop easily attaches to drop ceiling supports, for quick setup and cable management. This item is for indoor use only. Battery life is approximately 4 hours. Unit can also be plugged in for use beyond the 4 hours. Comes with generic GOBOs. Custom GOBOs are available for an addition price