The Beams Outdoor Solar Stake in Charcoal is a stylish lantern that casts a cascade of sparkling light. Its solar-powered design is energy efficient and provides hours of illumination when fully charged. At maximum the lamp operates up to 10 hours at 30% light intensity on a full USB charge and up to 5 hours at 100% intensity after 5 hours of solar charging. Crafted from a weather resistant aluminum frame, Beams can operate in temperatures from -20 to 60 C.