Tzumi Pocket Juice Endurance Slim- Mini Portable Charger Smartphone and Tablet Battery Pack - 6, 000 mAh High-Speed USB Port - Works With All iPhone And Android Devices Includes Micro USB Cable PocketJuice Endurance Slim line contains one high-speed USB port with a combined 2.1A output and is compatible with your new iPhone 8, 8 Plus, and X, and all Samsung models including the new Galaxy S8 and the Note 8. Feel free to charge any smartphone, tablet, or other device you may have with confidence. Note: To use the PocketJuice Endurance Slim with Apple devices As solid and sturdy as the high-density PocketJuice Endurance Slim is, you'll hardly notice its presence in your pocket or small purse. The PocketJuice Endurance Slim models only weigh about 4 ounces and measure about 4.5" x 2.5" x .5" inches, so you have room for everything else that's important for your commute. The PocketJuice Endurance Slim 6000 mAh model comes equipped with the ability to fuel for days with its Military-Grade High-Performance batteries