This pumpkin lantern features 16 single-color fixed-color patterns and 4 multi-color gradient patterns. It can be charged by sunlight (usually 4-8 hours, depending on the amount of sunlight; USB charging usually takes 4-5 hours). Besides being a decorative indoor display, it can also be used outdoors, making it a perfect holiday decoration. You'll be amazed by its stunning design! You'll be amazed by its stunning design!