Lithium polymer battery 1450mAh/3.7V Solar panel: 5.5V/75mA Adapter: AC/DC ... USB 5.5V/500mA The detail description of the solar charger:1.Suitable for laptops, Mobile Phones, Digital ... battery 1450mAh/3.7V2) Shell: ABS+PC material3) Solar panel: 5.5V/75mA4) Adapter: AC/DC 5.0V ... phone,digitalcamera, ipod,iphone, psp,MP3,MP4 etc.7)Certification:CE,RoHS The beautiful solar charger for moblie phone