Power Bank - THZY 3000mAh Mini Portable Charger External Power Bank for Phones, Tablets and more (Blue,iSmart Technology) Add more than a full charge or 9 hours of additional talk time to your iPhone 5 / 4 / 4S / 3G / 3GS. On most other phones, benefit from 1 full charge or 96+ hours of audio playback. Stylish, lipstick-shaped, lightweight design fits easily into any pocket or bag. Constructed using Grade A cells and premium microchips to ensure the highest quality. Charge time: 3-4 hours via AC 1A adapter (not included). Input: DC 5V / 1A (Standard Micro USB Port) , Output: DC 5V / 1A Built with premium grade A+ battery cells certified for over 1000 recharge cycles