... and rustproof coating 3.Time for up/down: 2S( for 1~3m) Standard Type Automatic Barrier Gate TEC-T10 Product selling ... and anti-burstuse the car paint, three layer spraying processFeature:1. steady function, sensitive reaction, low noise 2.The case shell ... flow. Without fading ,waterproofing, not rusty, durable. 3.high sensitive limit switch, pole can be instant turn on and off .accurate location ...