Mini Laptop keyboard Phone Holder Foldable Universal Aluminum Alloy Stand Back Sticker Bracket for Ipad Lenover Description: Product parameters: Product Name: Folding Invisible Multifunctional Bracket Adjustable gear number: third gear adjustment Applicable products: mobile phones, tablets, notebook computers, keyboards, etc Color: silver/dark gray Material: zinc alloy silica gel Product size: 53.3*14.2 * 3.5mm Product weight: 13g Specifications: -Hidden notebook cooling bracket, three-speed adjustable, as low as 22mm, as high as 40mm -Inclined design, through the air gap to strengthen the bottom air circulation to reduce the computer temperature, rapid heat dissipation -Suitable for a variety of scenarios, can be used for keyboards, mobile phones, tablets, laptops, etc. -The concave-convex texture increases friction, thereby enhancing the anti-skid effect -Back paste has strong adhesion, no marks, better adsorption than ordinary double-sided adhesive tape, more careful material selection, and no shaking Package Included: 1Notebook Stand