.Features:8 pole Tyco/Hirschmann MQS plug Red LED Via Plus And Min Warning LightOperating voltage 8–32 V Input signal: standard Ω values Optional make-point switch can be connected Reverse polarity protection Anti-fog double lens Front side protection rating IP67 52 mm installation diameter 50 mm installation depth In the Box:GaugeConnection CableBezelRubber SealSpinlockInstallation InstructionsSafety Instructions*Sold as an IndividualThis product may not be returned to the original point of purchase.