Charge your devices on the go 15000mAh Power Bank/Charger for your laptop - also has USB outputs for tablet / smartphone Bonus 2600mAh Mini Power Bank included for charging your mobile devices Includes eight (8) Power tips that works with brand name notebooks including Acer, ASUS, Compaq, Dell, HP, Lenovo, Samsung, Sony and Toshiba Protects your devices from over-charging and over-heating, preventing short-circuiting and potential damage Lead-free components (RoHS compliant) Laptop Power Bank Features: Color: Black Charges up to 4 different devices at once LED Battery capacity indicator Capacity: 15,000mAh, 55.5Wh USB Output: USB1: 5V/1A; USB2: 5V, 2.1A; USB3: 5V, 2.1A Notebook Output: DC 19V/4A (includes cable with 8 interchangeable power tips for popular laptops) Input: DC 15V/1A Charging Time: 6 hours Bonus Mini Power Bank Features: Color: Black Capacity: 2,600mAh, 3.7V, 9.62Wh USB Type A Output: DC 5V, 1.0A Micro USB Input: DC 5V, 0.5A Charging Time: 4 hours LED light indicator Power Tip Size: 1.4*6.0mm 2.5*5.5mm 2.1*5.5mm 1.7*5.5mm 1.7*4.8mm 1.0*5.0mm 4.0*7.0mm 7.0*9.0mm Power Adapter Specifications: Input: 100-240V, 50/60Hz, 0.4A Output: 15V, 1A Dimensions: Laptop Power Bank: 0.87 x 3.14 x 6.49-inches (H x W x D, approximate), Weight: 13.65 oz. Mini Power Bank: 0.87 x 3.7 x 1.26-inches (H x W x D, approximate), Weight: 2.65 oz. Package Includes: 15000mAh Laptop Power Bank 2600mAh Mini Power Bank Eight (8) Power Tips Power tip cable Power Adapter Micro USB cable User Guides NOTE: To activate power output on 15,000mAh power bank, press AND hold power button for 5 seconds