10 w polysilicon solar panels Battery 4V/1000 mah lithium battery 22 straw hat beads [Charging time] 6-8 hours [Lighting time] full light 3 and a half hours and 6 hours [Exposure area] 10-15 square meters Length of connecting wire: 3 meters [Product packaging] 11*11*11.5cm color box packaging Product weight: 304g [Packing weight] 18.5kg