【Broad Compatibility】 Supports all laptops, up to 15.6-inch, compatible with MacBook Air / Pro, Google Pixelbook, Dell XPS, HP, ASUS, Lenovo ThinkPad, Acer, Chromebook, Samsung, Tablet, and iPad.【7-Layer Ergonomic Design】 There are 7 height options to fix the posture and reduce back pain, neck stiffness, and wrist aches.【Portable and Convenient Installation】 Weighing 0.3 kg, can be quickly folded into a thin size. The carry-on bag is easy to carry around. It only takes 1 second to open and close.【Stability and Durability】 Made of high-quality ABS plastic material to make the laptop lifting board more sturdy; anti-slip pads can keep the laptop lifting board stable and protect the device/desktop surface after placement.【Ventilation and Heat Dissipation】 Good ventilation can also be used as a heat sink to help heat dissipation.       Feature:  1. Portable and foldable 2. Height adjustment  3. Hollow bottom heat dissipation 4. Non-Slip silicone bottompackage: 1* Laptop stand