Dimensions: 114Lx70Wx25.7H(mm) 1.7mm thick 304 stainless steel panel Input: DC12V Contact Rating: 1A@30VDC Output Contact: NO/NC/COM Mechanical Life: 1,000,000 tested Suitable for: Door Hollow Door Operating temp: -20℃～+55℃(14-131F) Suitable Humidity: 0-95% (relative humidity) Detection range: 4-12cm(Adjustable) Time delay: 1~25s(Adjustable) LED Indicator: Red LED indicator: Power ON(standby) Green LED indicator: Power ON(sensation).