Compact 1key mechanical switch tester that doubles as a keychain and tactile toy. Made from durable PC material, it lets you try a single mechanical switch on the desk, attach it to keys, or use it as a removable test switch for compatible mechanical keyboards. Available with or without LED light and in multiple transparent colors. Key benefits Quick switch check and demo: evaluate feel and travel of one mechanical switch before swapping switches on a keyboard. Portable and practical: small enough to carry as a keychain for onthego testing or display. Tactile fidget option: serves as a simple fidget or desk toy to keep hands occupied during short breaks. Clean, consistent actuation: engineered for smooth, satisfying keystrokes for typists and hobbyists. Features Material: PC (polycarbonate) for clear appearance and durability. Singlekey design: 1 key switch tester per package. LED option: choose with LED light or without LED light. Color options: Transparent, Transparent Black, Transparent Red, Transparent Colored, Transparent Blue. Size: approximately 20 x 20 x 12 mm (0.79 x 0.79 x 0.47 in). Quantity: 1PC included. Compatibility and use Works as a removable test switch for mechanical keyboards that accept standard switch modules. Use as a desktop sample to compare switch feel, or attach to your keyring as a compact demo piece. Suitable for typists, keyboard enthusiasts, and anyone who wants a small tactile toy. Practical scenarios At a meet or meetup: carry one switch on a keyring to let friends quickly sample the switch feel. At your desk: keep the tester on the desk for quick comparison while building or modding a keyboard. On the move: use it as a keychain that also functions as a tactile fidget during downtime. Package contents 1PC Switches Tester Keychain Notes Colors may vary slightly due to lighting and shooting angles. Measurements are approximate and may have minor tolerances.