Laptop Stand V4.0 with Fan Cooling is an ergonomic, adjustable aluminum desk riser featuring built-in dual USB cooling fans to prevent device overheating.Key FeaturesCooling System: Integrated dual ventilation fans powered via USB to improve airflow.Adjustability: Features dual 180-degree rotatable joints and height/angle adjustments.Compatibility: Designed to support laptops and tablets up to 17.3 inches.Build: Constructed from high-strength aluminum alloy with anti-slip silicone pads.