Infrared Sensor Exit Button > No touch letter button > Stainless steel > Output contact: NO/NC/COM > Blue LED indicator: standby > Green LED indicator: active > Dimension: 8.6W x 8.6H x 2.9D (cm) Standard Structure: Stainless steel panel, touch button Current Rating: 3A@12VDC MAX Output Contact: NO/NC/COM Mechanical Life: 500000 tested Sensitive Distance: 5-15cm adjustable Operating Temperature: -10 oC ~ 55 oC (14 oF ~ 131 oF) Operating Humidity: 0% ~ 95% ( relative humidity) Panel Material: Stainless steel panel, wire drawing finished Weight: 0.095kg