Indicating Light, Multi-Function: Type - General Purpose Indicator Light; Style-Shape - T-Style; Number of Colors - 1-Color 1-Light; Colors - Red; LED Function - Steady On; Lens Size - 18mm Dia.; Connection Type - 4-pin Euro QD; Connection Size - M12x1; Supply Voltage Type - V DC; Supply Voltage Range - 10-30V DC; Input Type - PNP; Response Time - Indicator On/Off: 1ms (max.); Mounting Type - Threaded Nose; Mounting Size - 18mm Dia.; Material - Thermoplastic Polyester Housing, Thermoplastic Diffuser; Enclosure Rating - IEC IP67; Temperature Rating - -40 to 50 deg C (-40 to 122 deg F); Additional Information - LEDs Independently Selected; Manufacturer Series - EZ-LIGHT T18