Find more products we sell with this link https://www.etsy.com/shop/amazinginc. These have been professionally refurbished. They all have been clean inside out. We are confident that they performed as good as new and they all comes with 6 months warranty. Check out our store for more refurbished system like this one! Free Shipping and Free return for any reason. We guarantee that you will be happy with your purchase! This model must use alkaline AA batteries (NO RECHARGEABLE). 5 levels of adjustable brightness 8 color-changing modes Adjust brightness and colors by tapping the sensors on the top side of the console Available Colors Berry (Red) Dandelion (Yellow) Kiwi (Green) Teal Grape (Purple Blue) Atomic Purple (Clear Purple) Clear Glow in the Dark Aquamarine Glow in the Dark Blue Transparent Black (Smoke) Transparent Green Transparent Blue Transparent Orange