Specification: _x005f_x000D_ Origin: Mainland China _x005f_x000D_ Certification: CE _x005f_x000D_ Product color: Black, White (optional) _x005f_x000D_ Product material: Plastic+metal mesh _x005f_x000D_ Product interface: Dual USB _x005f_x000D_ Gear adjustment: 5 point _x005f_x000D_ Fan size: 60 * 60 * 25mm (8 units) _x005f_x000D_ Fan speed: 2100 ± 10% RPM _x005f_x000D_ Noise: ≤ 25dba _x005f_x000D_ Input voltage: 5V _x005f_x000D_ Input current: 0.75A ± 10% _x005f_x000D_ Input power: 3.75W _x005f_x000D_ Product size: 345 * 250 * 40mm/13.58 * 9.84 * 1.57inch _x005f_x000D_ Net weight of product: 0.8kg _x005f_x000D_ _x005f_x000D_ _x005f_x000D_ Note: _x005f_x000D_ Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! _x005f_x000D_ Please allow 1-2cm measuring deviation due to manual measurement. _x005f_x000D_ _x005f_x000D_ _x005f_x000D_ _x005f_x000D_ Included: _x005f_x000D_ 1 x Laptop Cooling Stand 1. 8-core cooling fan&extreme cooling: The cooling performance of the product has been upgraded with an 8-core high-speed rotating fan design, with a single fan speed of up to 2100 RPM. Compared to the traditional 3-6 fan laptop heat sink on the market, this laptop heat sink truly solves the problem of laptop overheating. Keep your laptop in optimal condition to achieve any high-performance load. 2. Ergonomic design and adjustable height: The cooling pad suitable for gaming laptops provides you with the best viewing experience. Four most ergonomic height adjustments are made for people of different heights, with four gears (8 5cm, 10.5cm, 1 2cm. 1 3cm) can help alleviate neck pain caused by prolonged use of laptops and incorrect posture. Make your office and gaming easier. The two anti slip baffles also provide two support pads for heavy-duty laptops, preventing them from slipping or falling and ensuring their safety. 3. Ultra quiet&adjustable wind speed: pulley switch design, adjustable wind speed, freely controlled air volume, dual USB interface; Using a high-speed and low-noise turbo motor with outstanding silence ability, giving you a quiet world 4. Metal mesh surface and dual USB ports: Aluminum alloy mesh panel, thickened base stable and not shaking. High quality metal mesh, not only improving the grade from external light, but also possessing excellent thermal conductivity and heat absorption, mesh interweaving design, achieving convective air intake, and improving cooling efficiency. Dual USB interface design, one borrow and one return, does not occupy the laptop interface, improves speed while also stabilizing power.