8800 mah Power Bank Charger for Iphone, Ipad, Samsung I9300 and Most USB Devices * When the firt use ,please use the cable to charge the battery ,and when charged full ,continue to charge it 30 miniutes more . * When use the solar function to charge the battery ,you should not make the battery without power, otherwise the solar function can not be activated * There are such tips as Tip For ipad /iphone 4, Micro USB Tip, Mini USB Tip, Tip For Nokia. * There is no tip iphone 5 and other phones, but you can use your own phone charging cable to connect the phone and power bank to charge your phone.