Juice Pack Air is a powerful 1700mAh protective battery case made for iPhone 5/5S. Get up to 100% extra battery with the flip of a switch and stay fully charged through the late nights. The ideal case for the everyday 9-5er and for those whose day doesn't always end when they leave the office. Lighter and thinner than previous generations, but packed with more power to make sure your phone can keep up with your busy lifestyle. All mophie hardware products, including clearance and refurbished products, carry a one-year Limited Warranty from date of purchase against defects in materials and workmanship. To get warranty product covered call 1.888.8mophie (667443) if you're in the United States or email us at [email protected].