Feature:1. High thickness silver contact, long service life, good conductive properties, safety and high efficiency.2. Plastic material manufacturing, lightweight, impact resistance and oxidation resistance for longer service time.3. Modular structure, disassembly convenient, contact can replace at any time, mechanical stability.4. Iron base material and silver contact material, durable and reliable in use.5. Selflocking operation structure, 22mm / 0.9in of the mounting hole diameter.Specification:Condition: 100% Brand NewItem Type: Key Lock SwitchMaterial: Plastic Operating Voltage: 240V-3AContact Current: Below 10AInsulation Voltage: Below 600VInstallation Hole Diameter: Approx. 22mm / 0.9inOperation Structure: Self-lockingContact Form: on and offBase Material: ironContact Material: Silver.Package List:1 x Key Lock Switch2 x Key