ViewLine Onyx 250°F Water Temperature Gauge 12/24V w/VDO Sender & US Thread Adapters - Bezel NOT Included250°F Water Temperature Gauge 12/24V with VDO Sender and US Thread AdaptersKits includes gauge, matched sender with 1/8-27 NPTF threads and brass adapters.Features:Mounting Hardware: Spin-Lok™Connection: Tyco Connector (Included)Diameter: 2-1/16"Voltage: 12-24VDiameter (Metric): 52mmInput Type: AnalogMax Range Outer Scale: 250°FWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.