I-Q's 3,000mAh Power Bank Portable Charger High Capacity External Battery Pack for iPhone 4S, 5S, 5C, iPad, Nexus 7, 10, Galaxy S4 S3 Tab 3 2, Andorid Smartphone, 5V Tablets, Bluetooth Speakers headset, Google Glass, Gopro etc.[Output: DC5.3V 1000mA(Max); Green] Universal, suitable for nearly all kinds of mobile phones and digital products which have USB cable connector Portable, great for traveling, comes in Blue With a precise IC protector to safely avoid over-charing, over-discharging and short circuit Intelligent power manage solution, soft switch button, steady and high efficiency 3000mAh made with premium material