USB Portable Charger for iPhone 6, 5S, 5C, 5, 4S, Samsung Galaxy S5, S4, S3 Note 3, 4 Nokia Lumina 520, 1020, Nexus 4,3, HTC and Other Smartphones from Unmi. Mini Compact 3000mAh Emergency External Back-Up Battery Charger. Provides Additional 7 hours Talktime. Risk-free (Pink) When your cell phone is almost dead and theres no plug nearby, dont despair! Just carry this portable charger with you, to charge your phone. It provides LOADS of extra power It uses USB technology for universal connections anywhere you go Charge this charger, and it stores power like a regular battery that will never wear out Enjoy Emergency Back-Up Power when and where you need it most Made with high quality Samsung Li-ion battery that gives your charger durability so that it charges and recharges your device over 500 cycles