A back pack bag with solar charging function for laptop, camara, mobile phone etc. CE/ROHS. Model No. Solar backpack LMB-A04Material:600D Polyester Solar panel:1.8WQTY/CTN:10pcsOutput voltage(V):5.5VApplication:mobile phone, ipod,mp3 G.W./N.W(Kg):15KGSInternational Standards met:CE/ROHSCarton Measurement(cm):49*33*50cmMinimum order quantity :500pcs Solar backpack LMB-A04