... recharge from Grid The 300W movable solar power system is designed for homes,offices as back up power, computer, inkjet Printer, Table lamp, ... , rechargeable, replaceable lead acid battery. Can be used as power supply for home, traveling, camping, outdoor work and other emergency lighting ... battery) Can also be used as a back-up home power / charger for mobile phone, camera, DV, MP3, MP4, PSP, iPod ...