Upgrade Details we more attentively. Upgrade fan/light switch - Lightly the switch button; Switch the fan/switch the fan position, Long the switch button for 3 seconds; Turn on/off RGB light. Twin-turbine heat dissipation - Directly connected notebook cooling hole, Two-gear wind adjustable heat dissipation without obstruction. 16 colors of light effect Creating a Atmosphere, RGB full color USB power supply. Seven-speed adjustable - Looking for a comfortable height perspective, Free height free angle. Clever design, Mobile buckle folding technology, Tightness adjustable load-bearing capacity. Small and portable, Fold in your pocket, One-piece folding design for easy storage. Colour:A:Gray Material:Aluminum Alloy Package Contents: 1 * Notebook Laptop Stand Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.