Features: brand new and high quality This laptop stand can adjust the height and angel of the laptop to maintain a healthy body posture to minimize neck fatigue or spinal problems. There are two modes for you to choose.Model 1 : laptop stand with 4 USB 3.0 Port (5Gbps fast speed); Model 2 : laptop stand with 2 USB 3.0 port and SD card slot. Separate 5V 2A port for more devices，no need to repeatedly plug and unplug. It is made of high-quality aluminum alloy, sturdy and durable, anodizing processed. The silicone pad on the top of the stand is durable and non-slip, which can protect the computer from scratches and slips. The silicone pad at the bottom of the stand can ensure the stability of the product even when typing. Specially processed aluminum alloy material, neat and delicate appearance, easy to clean, anti-rust; anti-scratch, thermal conductive alloy and ventilated hollow design, can jointly cool down the computer and prevent overheating. It can be used in many occasions, such as offices, meeting rooms, libraries, coffee shops, kitchens and music theaters, for storing laptops, tablets, projectors, menus, music books, magazines, etc. Gifts for your friends and family. Specifications: Color: Silver Size: approx 275x255x50mm/10.83x10.04x1.97in Function: Laptop Heightening Bracket and Cooling Bracket Material: Aluminum Alloy + Silicone Weight:1450g/3.2lb Fit for: All 11-15.6'' Laptop Power Supply : Separate 5V 2A Port Interface:USB 3.0(5Gbps) /SD Port Modes:A: laptop stand with 4 USB 3.0 Port/ B: Laptop Stand with 2 USB 3.0 Port and SD Card Slot (optional) Package Includes: 1x Laptop Stand 1x Usb3.0 Cable 1x Manual note: 1.Due to the light and resolutions setting difference, the item's color may be slightly different from the pictures. 2.Please allow slight dimension difference due to different manual measurement.