3000mAh External Battery Pack Power Bank - USB Portable Charger for Samsung Galaxy S5, S4, S3, Note 3, HTC One, Amazon Kindle, Blackberry Z10, Sony Xperia Z & Other Smartphones, Mobile Cell Phones, Tablets, & Portable DVDs - by Upstart Battery Upstart Battery power bank optimizes charge speeds to deliver its fastest possible charge with a maximum of 1 Amp output. No more dead gadgets and less time waiting for a full charge. Ultra compatibility single USB port to charge your USB devices. One Micro USB input is for charging the power bank, also includes 1 Micro USB cable. Packed with 3000mAh battery capacity to recharge your tablet or phone and other USB devices. The compact capacity can give your high draining devices like phones or tablets a quick charge when you are away from any outlets. Useful for when you are travelling, camping, long airplane flights, road trips, or for emergencies. Brand New Grade A+ Lithium Polymer battery cell technology combined with safety protection system ensures reliability and safety throughout the life of the battery with over 500+ charge and discharge cycle. The portable charger can hold its charge if not being used for over 6 months before it starts to discharge gradually. Slim and compact design is small enough to hold or fit in your pocket without being obtrusive. Sturdy and portable, it can easily go in your purse, backpack, laptop bags. The square button works as an on and off switch for you to decide when and where to charge. Stylish aluminum housing withdraws heat away from the battery and maintains the perfect operating temperature to ensure a long lasting battery life. Portable power: Go to places where there are no power outlets and never worry about losing a charge on your battery wherever you go. Extend your play time by giving your phone or tablet a boost of battery. It has a single USB output for charging gadgets including phones, tablets, Bluetooth speakers, wireless headphones, wireless controller, portable gaming devices, camera, camcorders, mp3 players, GPS.