INTERACTIVE: These plasma balls have two different interactive modes. The 1st mode is a touch-sensitive show of multi-colored lights and the 2nd mode reacts to your touch and soundPLUG IN: This plasma nebula lightening ball is powered by a usb plug in cord.GREAT FOR DECORATION: This plasma ball is a great piece of decor for your bedroom, living room, office, or anywhere else It"ll create a super cool science like atmosphere.GREAT FOR A PARTY: These Plasma Balls are perfect for your next party They can easily be moved to create an awesome atmosphere everybody will love.Our products are made with the highest quality materials and are designed to provide you with the best possible user experience. We strive to ship out all orders within three days of purchase, and the estimated delivery time is 8-15 days.When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specificationsWe want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don""t hesitate to contact us. We are here to help and will do our best to assist you.Thank you for choosing our product. We hope you enjoy it Our products are made with the highest quality materials and are designed to provide you with the best possible user experience. We strive to ship out all orders within three days of purchase, and the estimated delivery time is 8-15 days. When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don''''''''t hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it