Important parameter:Specifications Dimension Panel Cutout:Φ12mmPlace of Origin:Zhejiang, ChinaBrand Name:LBDQKJProtection Level:IP65Max. Current:5AMax. Voltage:250VSwitch Combination:1NO1NCOperation type:LatchingIlluminated or not:IlluminatedHead type:Flat Ring Symbol HeadMaterial:Stainless steel/Brass nickel plated/Aluminum oxideWelding foot/Terminal:4 Pin Welding footProduct type:Push Button SwicthMounting Hole Size:Dia 12mm