Mechanical keyboard switch tester designed for enthusiasts and typists who want to compare switch feel, carry spare switches, and swap keyfeel quickly. Key benefits Try before you : test different switch types to find the tactile response and travel you prefer before committing to a full set. Improve typing comfort: identify the switch profile that reduces fatigue and improves accuracy by comparing keystroke feel side by side. Portable and practical: use as a compact tester and carry individual switches on a key ring for quick replacements or on the go . Easy swapping: remove and install switches quickly to evaluate compatibility and performance with your own keyboard. What it does Provides a simple, repeatable way to experience smooth and satisfying keystrokes. Lets you carry replacement switches as a keychain and swap them into a keyboard whenever needed. Serves as a handson reference for choosing switches during keyboard builds or upgrades. Important attributes Function: switch comparison and portable spare storage for mechanical keyboard switches. Compatibility: works with most standard mechanical keyboard switches and common mounting styles. Size: compact and pocketfriendly for desktop use or carry as a keychain. Materials and build: constructed for everyday use and frequent handling with durable components and a secure key ring attachment. Performance: delivers consistent tactile and audible feedback so you can evaluate smoothness, travel, and actuation feel. Use scenarios Desktop evaluation: place the tester on your desk to compare several switch types during a typing session and decide which set to install. On the go : attach switches to your keychain to carry spares or preferred feels and swap them into a hotswap keyboard between work sessions. Workshop and builds: bring the tester to a group meet or build session to demonstrate switch characteristics to others or to confirm compatibility during assembly. Why you need it Reduces guesswork when selecting switches and minimizes the chance of buying switches that do not match your typing preferences. Speeds up testing and replacement so you can fine tune keyfeel without committing to a full . Offers a convenient way to keep spare switches accessible and ready for quick swaps. What makes it stand out Combines tester functionality with a portable keychain option for both evaluation and practical carry. Designed for straightforward use by typists, hobbyists, and builders who want reliable, repeatable comparison and easy replacement. Contents and care Includes the tester unit with secure attachment for carrying switches and instructions for swapping. Store in a dry place and handle switches carefully to preserve pins and housing for reliable reinstallation.