This is a completely solar-charged, blow-up light with a variety of color options! The Luci Color is perfect to take camping, backpacking, or on a night climb in the Buttermilks. A convenient little handle on the top makes the lantern easy to carry or hang. This light is easy to charge: just flip over and let sit in sunlight for 7 hours. Details on Luci Color:8 vibrant colorsCharges in 7 hours10.8 cm height, 12.7 cm diameter, 2.5 cm collapsedCharge level indicatorNo batteries needed - just the sun.