Importer520 3000mAh Lipstick Size Portable Power Bank Pack Backup External Battery Built-In Flashlight For ZTE Avail Z990 ZTE Merit 990G (AT & T, Net 10, Straighttalk) - Black Brand new product Importer520 is a registered trademark Stylish, mini, and light-weight design; Fits easily into any bag or pocket; Compact "Lipstick" Size Capacity; Add 8 hours of talk time or one full charge to your iPhone 4 / 4S / 3G / 3GS; Add 80+ hours of audio playback or a full charge to the battery life of most mobile phone. Grade A cell ensures high quality; LED indicator with two colors shows the current battery state Accessory Only