Specification Brand : Granvela BulletPoint1 : Brown Switches Features: Smooth Tactile. 55 cN operating force ,2.0 mm pre travel, 4.0 mm total travel. Good for quick and long-time typing for gaming and office. BulletPoint2 : Originally 100% Made by Cherry in Germany. Re-packed in small package in China. Compatible with most Mechanical Keyboards .12 Month Warranty. BulletPoint3 : Plate mounted switches: 3-pin design compatible for most mechanical keyboards. For Hot Swap Mechanical Gaming Keyboards & DIY Custom Keyboards. BulletPoint4 : Durable and reliable: CHERRY gold crospoint contacts (insensitive to dust and dirt), min. 50 million actuations per switch without sacrificing quality, permanently safe switching performance. BulletPoint5 : Package Includes: 20 Switches, 1 Switch puller, 1 clear protective plastic case. 12 Month Warranty. ButtonQuantity : 20 Color : Brown CompatibleDevices : PC ConnectivityTechnology : Solder ExternallyAssignedProductIdentifier : 9020066322558 HandOrientation : Ambidextrous IncludedComponents : 拔键器 ItemName : Granvela Cherry MX RGB Brown Key Switches (20 Pack)- MX1A-L1NA | Plate Mounted | Tactile Switches for Mechanical Keyboard, Packed with Switch Puller. ItemPackageDimensions_Height : 6.5024 centimeters ItemPackageDimensions_Length : 2.2098 centimeters ItemPackageDimensions_Width : 6.4008 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : industrial-basic-switches KeyboardBacklightingColorSupport : rgb KeyboardDescription : Mechanical KeyboardLayout : qwerty Manufacturer : Cherry Material : Plastic MechanicalKeyboardSwitchModel : cherry_mx_brown ModelName : MX1A-L1NA ModelNumber : MX1A-L1NA NumberOfItems : 20 NumberOfKeys : 20 PartNumber : MX1A-L1NA-brown20 PowerSourceType : USB Power ProductDescription : For DIY Replacing switches of your mechanical keyboard. Packages includes : 1 Puller tool,20Pcs Switches. How to replace switches on mechanical Keyboard? 1. Prepare tools: Soldering iron Solder pump ( optional) Electronics-grade solder Keycap puller tool Compatible replacement mechanical keyboard switch Small screwdriver and/or pry bar to open the keyboard case Small tweezers or pliers Compatible LED and wire cutters (if the keyboard is lit) 2. Selecting the Right Replacement Switch 3. Disassemble The Keyboard Case 4. Prepare To De-Solder 5. Remove The Switch 6.Install The New Switch 7.Test The Switch 8. Re-assemble Your Keyboard