Detailed Product Description Name: push button, push button switch,mushroom head emergency stop switch,control switchSpecifications:1) Ambient temperature: -25 ~ 70°C2) Rated insulation voltage: UI=500V3) Pollution class: III4) Degree of protection: IP65 / IP665) Altitude above sea level: <2,000m6) Meets the IEC60947-5-1 and EN60947-5-1 standardsPacking:Standard export package