30000mah dual usb portable power bank

2 USB port can Power for two devices simultaneously.
Convenience: Whenever and wherever you are, you can charge your mobile phone in time.
LED remaining power smart tips.
Compact size and lightweight design, convenient to carry.
You can used it to charge your cell phone,digital
camera,PDA,PSD,MP3,MP4,Ipad,Ipod,DV and ect at any time.