Features: Small in size and light in weight, convenient to carry and use. Standard type is universal type which can applicable for phone and ipad to use. High-end silver and black color spray lacquer are optional, simple and wear-resistant. Superior aluminum alloy material, high hardness, strong bearing capacity, not easy to deform. Upgrade 45 degree angle free adjust, appropriate height help you studying for a long time and won\'t get tiring. Large area base, strong balance, prevent shaking, not easy to collapse. Roundness base designed to have sunken part to storage oddes and ends. Individual space is reserved for charge ports so that you can use your phone while charge.