push switch Model: LA22-16Y-11ZS Voltage: 220V~380V Uses:used in electronic control system Working life:above 2000 hours push switchModel: LA22-16Y-11ZS Voltage: 220V~380V Uses: widely used in electronic control systemWorking life:above 20000 hoursWe are a specialized factory in push botton switch in China, established 13 years ago