Welcome to the store! Super quiet fans create a noise-free and disturbance-free environment for you. Ergonomic stand lets you play games or watch movies at a comfortable angle. The 2 stoppers on the front to prevent the laptop from falling off. Box on the bottom for storing the USB cable. A built-in large fan (diameter 130 x 20 mm) with blue LEDs. Strong, durable but lightweight construction with mesh front. The special USB hub design makes it possible to connect other USB devices. (Only for the black color) Features: Super quiet fans create a noise-free and disturbance-free environment for you. Ergonomic stand lets you play games or watch movies at a comfortable angle. The 2 stoppers on the front to prevent the laptop from falling off. Box on the bottom for storing the USB cable. A built-in large fan (Diameter 130 x 20 mm) with blue LEDs. Strong, durable but lightweight construction with mesh front. The special USB hub design makes it possible to connect other USB devices. (Only for the black color) Specification: Color: Black, Blue (optional) Material: Mesh + engineering plastic Cooling method: Air-cooled Fan size: Diameter130 x 20mm Bearing type: Hydraulic Bear (Hydraulic Bearng) Rated voltage: 5V DC Rated current: 0.25 + 10% A Power: 1.3 Fan maximum speed: 750-1500 rpm Maximum air volume: 23-44CFM Noise: 25.1db (A) Size: 33 x 25 x 3 cm / 12.99 x 9.84 x 1.18 inches Package weight: 440g Quantity: 1 piece Accessories: For 14" or lower laptop Package includes: 1 x laptop cooling pad