... use,lighting up 15 hours, cellphone charging, small solar power system Solar Energy Kit Operating InstructionOverviewSolar energy kit is a small ... the on/off switch.4) Charging cellphone: connecting cellphone data line to charging port where marked on control box. Two ... Sony Ericsson K750,Iphone, USB. 5) Operating manual5 Parameters Solar panel,size,cable3W 22.5*19.5cm 3MBatteryNI-MHVolatge & currency6V ...