52MM (2-1/16") OceanLink Coolant Temperature Gauge - 120°C/250°F - White Dial & BezelOceanLink 52 mm Vessel Status Gauges are connected directly to any OceanLink Master unit using the patented EasyLink serial bus connection.  Up to 16 EasyLink gauges for each Tachometer or GPS Speedometer can be daisy-chained together.  Interchangeable bezel option. Features:AMP Superseal Easylink270° pointer deflection angleReverse polarity protectionAnti-fog double lensFront & rear protection rating IPX5Operating temperature range -20 °C / +70 °CNominal voltage - 12/24VHole diameter - 52MMIn the Box:GaugeBezelRubber SealSpinlockInstallation InstructionsSafety Instructions*Sold as an IndividualWARNING: This product can expose you to chemicals including LEAD which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.