VicTsing 28 LED Patio Umbrella Light for Outdoor,Indoor Use White Energy-saving And Bright. 28 energy-saving LED, 30 hours continuous illumination. Used as umbrella light, camping tent light, temporary emergency light 3 Level Brightness. Press the black button to change one mode. The white light is not dazzling just like bathing in the moonlight Batteries Operation, No Tools Required. Takes 4 AA batteries(Not included). The adjustable light fits pole from 1.38in to 1.7in in diameter Lightweight and Portable. Made of advanced ABS material. It??s a perfect companion for camping, hiking, adventure Certification For Safety. Certificated by CE, EMC, RoHs. The protection grade is up to IP44. Please rest assured to use this product