Quick-charge USB-c port. Equipped with 10,400mAh lithium-ion battery. Sleek design for maximized portability. Will charge a smartphone 4 to 5 times, or fully charge a tablet 2.5 times (depending on size)3.1 amp charging speed, allowing the product to charge 1 device quicker than a wall outlet. 2 USB output slots so you can charge three devices at once. High-grade retail packaging with window for brand exposure. Built-in short circuit and surge protection.