Mobile Power PS101A 6,000 mAh Portable External USB Battery Charger / Power Pack with LED Flashlight, Thermometer & Back-lit LCD Display, Compatible with iPad 4/ 3 /2, iPad mini, iPhone 5 /4S / 4, iPod Touch; Samsung Galaxy Note 2, S4 / S3 / S2; Google Nexus 10 / 7/ 4, HTC ONE series; LG Optimus series; Motorola Razr, Droid series; Nokia Lumia 900 / 800, Sony Xperia series, GoPro, and most 5V chargeable devices. (Micro-USB Input Charge Port, USB Charging Cable Included)) 6,000 mAh External Portable USB Battery Charger / Power Pack Supplies about 600%~700% of iPhone 4 Battery Life or 200%~250% of Google Nexus 7 Battery Life Back-lit LCD Digital Display Showing Remaining Battery Capacity, Charging Time & Temperature Li-polymer battery, a more stable and safer power option than Li-ion battery, 500+ charge cycles over the lifespan of the battery Short-circuit and overload protection, auto-off when short circuit or overload output to avoid damage to the battery pack and connected external device Stylish and compact design with rubberized scratch-resistant surface