Purpose and benefit Protects round button switches from dust and debris, helping maintain consistent performance and extend the service life of the switch. Acts as a dust-proof safety cap for press studs and button heads, reducing the need for frequent cleaning and lowering the risk of malfunction due to contamination. Key features Quick, secure installation: includes double-sided adhesive tape for easy attachment to power switches, start buttons and light switch covers. Durable, transparent construction: made of robust plastic designed to withstand regular use without cracking while keeping the switch visible and accessible. Versatile fit: suitable for round button switches including computer power switches, household appliance switches and industrial machine buttons. Also functions as a cover for on/off and pressure/stop switches. How it solves common problems Keeps dust out of sensitive switch mechanisms to prevent sticky or intermittent operation. Reduces downtime and maintenance by minimizing cleaning and repair needs. Preserves switch appearance and visibility with a clear cover that does not obscure labels or indicators. Practical applications Office or home computers: protect the PC power button from dust buildup in shared workspaces or dusty environments. Household appliances: cover switches on appliances in kitchens or laundry rooms where steam and dust can accelerate wear. Workshops and industrial areas: protect start/stop and emergency buttons on machinery from metal dust, sawdust or particulate contamination. Material and compatibility notes Material: robust transparent plastic for visibility and durability. Compatibility: designed for round button-style switches; adheres with included double-sided tape for simple, tool-free installation. What you get A transparent, durable dust-proof safety cap for press studs and round button switches, with double-sided adhesive for fast attachment and reliable protection.