Feature:1. Material: ABS, aluminum alloy, sturdy and convenient, multi function keyboard, full keys, quick response, no delay.2. Application: for 15 3000/15 5000/175000/5547/3542 and other maintenance or replacement ideal choice.3. Safety: Easily replace a malfunctioning, cracked or damaged keyboard, and replace the keyboard in the closed state.4. Portable: The keyboard has good compatibility, sensitive touch and easy to use. The appearance is simple and vivid, full of fashion, and provides a comfortable typing experience.5. Fashion Appearance: Simple and vivid appearance, full of fashion sense, and comfortable typing.Specification:Item Type: Replacement KeyboardMaterial: ABS, Aluminum AlloyNumber of Keys: 101Button Life: About 5 Million TimesApplication: for 15 3000/15 5000/17-5000/5547/3542.Package List:1 x Replacement Keyboard