The Anker Advantage: Join the 10 million+ powered by our leading technology. Remarkably Compact: One of the smallest and lightest 10000mAh portable charger. Provides almost three-and-a-half iPhone 6s charges or two-and-a-half Galaxy S6 charges. High-speed-Charging Technology: Anker’s exclusive PowerIQ and VoltageBoost combine to deliver the fastest possible charge for any device. Qualcomm Quick Charge not supported. Certified Safe: Anker’s MultiProtect safety system ensures complete protection for you and your devices.