[36 MONTHS WARRANTY]ZeroLemon SlimJuice 3100mAh Ultra-Compact Portable Credit Card Sized External Battery Backup Charger Power Bank Charger for iPhone 5S, 5C, 5, 4S, 4 (Apple adapters not included), iPod, Samsung Galaxy Note 3/2/1, Galaxy S5/S4/ S3, Galaxy S2, Galaxy Nexus, HTC One X, One S, Sensation G14, ThunderBolt, Nokia N9 Lumia 920 900, Blackberry Z10, Sony Xperia Z; Google Glass, GoPro and More - Black Add more than a full charge or 9 hours of additional talk time to your iPhone 5s / 5 / 5c / 4 / 4S / 3G / 3GS. On most other phones, benefit from 1 full charge or 90+ hours of audio playback. Razor Slim, lightweight design fits easily into any pocket or bag. Instant Charging when plug in phone to battery. Do not need to press any additional buttons Assembled using Grade A cells used on LG phones and premium microchips to ensure the highest quality. Charge time: 1-2 hours via AC 1.5A adapter (not included). Package contents: 1 ZeroLemon SlimPower 3100mAh External Battery, 1 USB power wire, 1 travel pouch, user manual.