ALUMINUM ALLOY: Portable charger is of aluminum alloy, , drop proof and collision, long service life.,ANODIZING PROCESS: The metal of the bank is ed with anodizing process to sweat and .,FROSTED FEEL: 30000mAh bank is sandblasted to bring a delicate light frosted feel, comfortable grip and easy to carry and use.,30000 MAH: Portable bank has a large capacity of 30000 mAh, the life is durable, charging once, available for multiple times.,INTERFACE: 65W bank has 12V, 15V, 19V this 3 exclusive voltage gear, compatible with interface can charge a variety of devices.x x Type Cable1 x Cable1 x Instruction Manual