... you press the swich. it can charge for iphone4/nokia/Samsung s3/Ipad/Tablet PC/PSP/MP3 ... 3-4 hours; 12. Compatible with IPhone3G/3GS/4G/4GS, smart phones, mobiles, GPS, PSP, MP3 ... 4 led indicators to show how power leftCharging for mobiles Standard AccessoriesThis product applies to the ... number or link in all communications. 2013 for iPhone4s Nokia Samsung Solar Battery Charger, 1200mah Solar ...