Overview Color : Black Brand : yiodelu Material : Metal, Plastic Item Weight : 2.5 Pounds Product Dimensions : 15"L x 15"W x 1.2"H About this item 【Rapid Heat Dissipation】 The product uses Peltier thermoelectric cooling technology + 5 fan design. The Peltier thermoelectric cooling + 5 fan system combines active cooling with intelligent airflow, and is superior to traditional fan heat sinks in terms of efficiency, noise reduction, precise temperature control, and service life. 【Compatibility】 The product dimensions are 15.75" x 11.8" x 1.2", fully compatible with mainstream devices within 19 inches, including but not limited to MacBook, ROG, Alienware, Legion, MSI, and other gaming laptops and high-performance office laptops. 【Adjustable Function】 It has a height adjustment function with a maximum adjustment height of 3 inches, which is ergonomically designed to allow you to work or play games in a comfortable and healthier sitting posture. It also has a wind speed adjustment function to adapt to different usage scenarios, thereby saving energy consumption and improving the user experience. 【Dual USB port design】 Features dual USB Type-A ports: one connects to your laptop for power (rated input: DC 5V), and the other serves as an expansion port for low-power devices like mice, keyboards, or USB lamps. Note: It's recommended to use ONLY the laptop as the power source; these ports are not intended for charging and are unsuitable for fast-charging power-hungry devices like smartphones or tablets. 【Highly Durable Materials】 The product is designed using HIPS+ABS+aluminium alloy materials. The outer shell is made of selected HIPS+ABS engineering plastics, which are lightweight and impact-resistant. The core frame is made of high-strength aluminium alloy, ensuring that it will not deform over long-term use, is durable, and has a service life of up to 10,000 hours.