Stylish lipstick tube design: Easily carry it in your pockets, purses, or bags. High-capacity: Fast input and output allows you to charge and re-charge quickly. Featuring VoltiQ charging technology, the output can be maximum 10.5W (5V/2.1A) power. You can re-charge the portable charger with maximum 10W (5V/2A) input. Slim size with a high-density battery cell: High density 26650 battery cell has a similar size to the 18650, but with a higher capacity. LED battery status indicator: There are four LED lights indicating the battery status, you can see the battery status clearly anytime. Effortless charging: The portable charger can automatically detect your connected devices and charge it immediately. Safe charging guarantee: Equipped with multi-protection from over-charge, over-current, and over-voltage damage.