Charge your devices on-the-go with this powerful 9000mAh lithium ion power bank with dual USB ports: Tag-9. It features 2 ultra-fast USB charging ports to charge any USB-chargeable device. Tag-9 also includes Automatic Voltage Regulation i.e. it provides an optimum output based on the device connected. Tag-9 is compatible with all smartphones tablets. FEATURES Powerful Battery: Tag-9 features a powerful 9000mah Li-polymer power bank. With this new Promate Tag-9 you can fully enjoy playing your smartphone and tablets on travelling, shopping, camping, etc. even on the longest journeys, you can easily manage before you reach a charging station. Dual USB Outputs Support Simultaneous Smartphone and Tablet Recharging: An Outstanding Feature of this Portable Charger Is that It Includes Two USB Outputs, The First of Which Being A 2.1A Port and The Second a 2.1A Port. This Means You Can Use It to Simultaneously Charge a Smartphone as Well as Tablet Devices Including the iPad Air 2 Or Samsung Galaxy Note 10.1. Emergency Charging on The Go: No need for a mains power supply, simply connect your phone to the power banks with the universal USB port using your Lightning, USB-C etc. cable - ensuring your device is ready for action wherever you are. Make a phone call, surf the web, check your email and send a text message in the secure knowledge that if your phone battery is low, you can boost the power with your trusty power bank. Stylish Aluminum Crafted Portable Design: It's curvy and compact design, sleek and smooth aerospace-grade Aluminum finish that matches the most advances smartphones and tablets, and it makes it comfortable to carry and easy to pack away in a backpack, briefcase, or handbag. Compact and Lightweight for Great Portability: With its sleek, compact construction and convenient pocket-friendly size, the Promate Tag-9 is ideal for travel as well as everyday use. Its lightweight build design will fit neatly into any backpack, luggage or jeans pocket with no trouble. Automatic Voltage Regulation: Tag-9 Features Smart Charging Circuitry to Provide Your Device with The Perfect Amount of Power for a Quick but Safe Charge. Led Indicator Always Keeps You Informed: The Promate Tag-9 features 4 built-in LED indicators for a quick, easy way to check how much charge is left. Simply push the power indicator button, and the indicators will light up, displaying the current battery life or charging status of your Tag-9 Recharge the Power Bank Via the Included Micro USB Cable: Using the provided Micro USB cable, simply connect the Promate Tag-9 to a computer's powered USB port or a mains USB adapter, and it will start to recharge. Superior Quality for Safety: Top circuit protection chip to ensure complete safety. It supports overcharging, over-voltage, over current, short-circuits protection and temperature protection to protect your devices. Universal Charging Compatibility: Keep your devices charged on the go with dual USB charging ports. Equipped with built-in led battery indicator. Designed to work with all popular USB powered devices from iPhones to Android phones, Tablets, Photography gear, Bluetooth Speakers, Headphones and more. Whatever USB powered gear you have got, we have got you covered Technical Specs Features: Battery Capacity: 9000mAh Battery Type: Lithium-ion Input: 5V, 1.5A Output 1: 5V, 2.1A Output 2: 5V, 2.1A Charging Time: 4 hours Compatilble With All USB Powered Devices Categories Like: Compatible with Smartphones Compatible with Tablets Compatible with iPod, MP3 MP4 Players Compatible with Game Console Devices Like: Apple - iPhone, iPad, iPod-All Generations Samsung - Galaxy S Series, J Series, A Series, C Series, Note Series, Tab Series and More Huawei - Honor Series, P Series, Y Series, Mate Series and More LG - G Series, V Series and More HTC - Desire Series, U Series, One Series and More Nokia - Lumia Series, Asha Series, N Series, E Series and More One Plus - OnePlus X, OnePlus One, OnePlus 2, OnePlus 3, OnePlus 3T, OnePlus 5 and More Google- Pixel Series, Nexus Series and More Lenovo Smartphones - A Series, Vibe Series, K Series, P Series, S Series, Phab Series and More Asus Smartphones - Zenfone Series, Padfone Series and More Google- Pixel Series, Nexus Series and More Nintendo Switch And All Other USB Powered Devices