mophie is a California-based, award-winning designer and manufacturer of mobile intelligent devices and accessories. Widely acclaimed for innovative solutions, mophie is the proud developer of the juice pack, the first ever "Works With iPhone" portable battery case certified by Apple Inc. mophie products are recognized for style, engineered for performance and created to provide a seamless integration of industrial hardware, electronic software and artistic design. Powerful 1700mAh protective battery case made for iPhone 5s / 5. Get up to 100% extra battery with the flip of a switch and stay fully charged through the late nights. The refined outer band and smooth finish makes for a comfortable all-day hold while defending from everyday wear and tear. Available now in black, white or Product Red.