Pls note: it is NOT Cherry mx switch. for two feet or four feet LED. The switch doesn'for t have the led, you need to install the led by yourself if you want to diy a keyboard. for Peak force: Clear-Linear 35g Red-Linear 45g Yellow-Linear 50g Black-Linear 55g Brown- Tactile 45g Blue - Clicky 55g Green-Clicky 80g Mechanical keyboard use cherry mx clone Gateron mx switches. pls note it is NOT Cherry mx switch ! Transparent housing,suitable for LED backlighting shine. Gateron Switches have quickly become one of the most sought after names in the keyboard community. Gateron Switches use copper click leafs and softer plastic stems, making for an unparalleled, smooth typing experience. Gateron produces a secure fit for any keycaps and all stems are for MX housing, letting you pick from the wide variety of available keycaps. Note: The switch doesn'for t have the led, you need to install the led by yourself if you want to diy a keyboard. Package includes: (Without retail package) 10 x Gateron Yellow Switches