... for laptop, 2.For cellphone,laptop,DC,PDA,MP3,MP4, PSP, 3.Li-ion rechargeable battery 12000mAH(3pcs) Portable solar charger for laptop, laptop charger ... time4h per day under sunshineApplicable tomobile phone, laptop, DC, PDA, MP3, MP4, PSPConnectorsa set for laptop, other connectors chose by customerMaterialsABS+ PC ... is doubled of NB battery Buy solar power pack for laptop