Description/Features: [Foldable and Portable]Foldable design, easy to store, convenient and space-saving [Good heat dissipation]The dual turbo design is suitable for notebook cooling holes. The heat dissipation is smooth [Precision Motor]Quiet wind and high speed, selected electrodes, fast rotation is still silent [7-level height adjustable]multiple gears suitable for various usage scenarios [Silicone Protection]There are multiple silicone pads on the contact surface to prevent slippage and protect the body from scratches Specifications: Noise level: Less than 40db Cooling technology: air cooling Fan: greater than equal 0.9m/s Input power: four fans/3W Rated current: four fans/0.6A Color: White Material: Aluminum Alloy Due to different batches, there may be differences in product appearance and printed text, which will not affect use Package Contents: 1 x Laptop Cooling Stand