• The Anker Advantage: Join the 10 million+ powered by our leading technology.
• Exclusive PowerIQ Technology: Detects your device to deliver its fastest possible charge speed up to 3 amps.
• Huge Capacity: Charges the iPhone 6 five times, the iPhone 6 Plus or Galaxy S5 over three times or the iPad Air once. Safely recharges with a 2 amp or higher output charger (most phone chargers have only 1 amp).
• Superior Quality: Premium LG cells, cutting-edge circuitry and a sturdy gloss exterior ensure reliability and safety. To activate the LED flashlight, hold or double click the power meter button.
• What You Get: Anker 2nd Generation Astro E4 Portable Charger External Battery Power Bank, Micro USB cable, travel pouch, welcome guide, our fan-favorite 12-month warranty and friendly customer service.

Anker Astro E4 13000mAh Classic Portable ChargerSupersized power in the palm of your hand. From ANKER, America's Leading USB Charging Brand• Faster and safer charging with our advanced technology • 10 million+ happy users and counting PowerIQDetects your device. Delivers the fastest charge. Exclusive to Anker, PowerIQ amp-adjustment technology intelligently identifies your device to deliver its fastest possible charge. Huge CapacityEnough power to keep you going for days. Charge an iPhone 5s almost six times, a Galaxy S5 over three times or an iPad Air once. Slimmer, SleekerThe new E4 weighs under a pound and rests nicely in your palm. Press the button to check your power level or hold to activate the flashlight. Superior QualityWe use only premium LG battery cells, together with the most advanced materials and cutting-edge technology, to ensure complete safety. World Famous WarrantyAt Anker, we believe in our products. That's why we back them all with an 12-month warranty and provide friendly, easy-to-reach support. For Optimal Use:• Use the included cable, your original cable or a third-party certified one (such as MFi). • Compatible with Apple and Android smartphones, tablets (including the Nexus 7) and other USB-charged devices except for the LG G4 / G2, iPod nano, iPod Classic, HP TouchPad, Asus tablets and some GPS and Bluetooth devices. • To give your Astro E4 the fastest, safest recharge, use an Anker USB charger. Using an ordinary phone charger may cause overheating.