【Ergonomic Design & 7-Level Angle Adjustment】Based on ergonomic design, the angle and height can be freely adjusted in 7 levels to suit your work and posture. The height can be adjusted from approximately 6.8cm to 14.8cm, making typing and video viewing comfortable. It reduces the strain on the neck, shoulders, and back caused by long hours of desk work and supports a natural posture. 【Foldable & Lightweight for Easy Portability】The foldable design allows for compact storage when not in use (approx. 25.3 x 4.5 x 1.8cm). It weighs only 261g and is lightweight, fitting neatly into bags and drawers. Comes with a dedicated storage bag, making it convenient to use on the go, such as on business trips, travels, or at cafes. 【Non-Slip & Excellent Stability】Equipped with non-slip silicone pads on the top and bottom to securely hold your PC. The aluminum alloy triangular structure provides high stability, capable of supporting up to 40kg. Prevents slipping and falling, ensuring safe use. The corners are rounded for a safe design that won't hurt your hands. 【M-Shaped Structure & Excellent Heat Dissipation】Made of high-quality aluminum alloy and adopts an M-shaped structure. Promotes air circulation and enhances the heat dissipation of your laptop. Prevents heat buildup even during long hours of use or in the summer, maintaining comfortable and stable performance. 【Wide Range of Compatible Models & Quality Guarantee】Widely compatible with MacBook, iPad, Surface, Chromebook, tablets, smartphones, books, and more.