Universal Blue 20000mAh Dual Outputs USB Ports External Emergency Backup Battery Portable Rechargable Charger Power Bank with 8 Connectors Adapters For Cell Phone MP3/4 Brand new and made with good quality The power bank enjoys fashion design and is portable to carry for daily use and prepare for contigency High safety performance. It's compatible with most of the mobile phone and digital devices in the market. 8 kinds of changable connectors provide the most convenient to you and your frineds around