Rainbow Design: Unique rainbow neon sign for bedroom, office, Christmas decoration with colorful neon lights. Neon night lights are the perfect decorations for weddings, banquets, events, dinner parties and more. DUAL POWERED: The battery operated neon sign requires 3 AA batteries (batteries not included) or use a USB drive to light it. Low voltage and long life. Dimensions: 16cmx30cm. Small and cute neon sign with unique artistic design OPTIONAL GIFT CHOICE: The neon sign is a wonderful gift for kids, girls or women on Christmas, New Year, birthday, Halloween, etc. Environmental friendly material: the neon lights are made of safe plastic. It does not generate heat for a long time. No risk of breakage or leakage of hazardous materials.