- Ergonomic notebook cooler with multi-speed tilt adjustment and comfortable elevation to support the neck and posture during long sessions. Four cooling fans provide efficient heat dissipation, with six-speed air-flow adjustment and four height levels for customizable cooling and height. Light and easy to carry. - Material and cooling: constructed from ABS and aluminum alloy. Cooling type: 4 fans with blue LED for active cooling. - Adjustable stand and stability: anti-slip feet, foldable design for compact storage. Multifunctional setup with four height gear adjustments to fit different working positions. - Multifunction features: digital display for convenient speed adjustment. Includes two USB ports to give you one free port for other devices. - Practical use scenarios: - Long work sessions at a desk to keep the laptop cool and maintain comfortable neck posture. - Gaming or graphics-intensive tasks where heat buildup is common. - Portable use at meetings or while traveling, thanks to the light, foldable design and easy setup.