When you want a cool, functional and large ball of light, look no further than the Ultra Rainbow Orb. They are super neat, have many color changing and constant color effects, and have a water proof design. Made of shiny, hard white acrylic material, these will impress whether lit or not. Though battery powered, it also has a plug jack inside the battery compartment for more permanent applications(though not in water). These are awesome hanging from trees ceilings or other structures. There really is no limit to the potential of these guys. Whether you want to use the loop to anchor it in your pool, or hang it from your balcony, these gorgeous orbs will take your space to the next level. Run for 19+ hours. These HUGE Orbs are sure to impress, and really are tons of fun. Comes in a variety of sizes.