Features: With acrylic base material, keycaps are blank.The switch can be removed and interchanged from the acrylic base. This Cherry MX switch tester shares you exactly the same press feeling on a Cherry MX switch mechanical keyboard. Like owning 9 mechanical keyboards, 9 different switches will help you to tell what your favorite type is. Easier to distinguish which switch is which. Different from other switch samplers, this brand-new model comes with labeled names of different Cherry MX switches on the board. Great for switches with similar colors, such as Tactile Grey, Liner Grey, Clear and White. Mounted on a crystal transparent acrylic model, equipped with 9 ABS translucent clear keycaps, this switch tester lets you easily know the color of every key. Can be an ideal desktop decoration. It's also a perfect gadget that helps relieve nervous energy or anxiety. Besides, you can take the switches and replace them on your own keyboard whenever you want. Package Includes: 1 x Kaihua Box 9 Switch Tester Specifications: Color: transparent Material: Acrylic Quantity: 9 Size:61.3x61.3x9.7mm/2.41x2.41x0.38in note: Without retail package. The switch doesn't have the led, you need to install the led by yourself if you want to diy a keyboard.