Specifications: ItemInflatable solar lantern MaterialWaterproof pvc Weight4 Diameter5” Height collapsed1” Height inflated4” Open panel dimension3.15”x3.15” Solar panel5v / 120mah Rated watts0.6w Built-in lithium battery3.7v / 1000mah Full charge time8 hours Light lasting of full charge6~12 hours Optimal storage temperature-20°c ~ 28°c Not to exceed 60 °c Full functional temperature-20°c ~ 50 °c Paper card packing 100pcs/ctn N.W 11.5kg/ctn G.W 13kg/ctn Dimension weight: 17kg/ctn Volume: 0.07cbm Inner box: 24.5*14.5*14cm Outer box: 77.5*31.0*29.0cm