Chesapeake White SS 2" Depth Sounder with Thru-Hull TransducerChesapeake White  2" Depth Sounder with Thru-Hull Transducer Perimeter-lighted black dial with stylish blue and white graphics, polished stainless steel bezel, and domed glass lens.The Depth Sounders from Faria offer a 3-199 foot (1-61meters) depth capability, with an automatic gain control, backlighting for maximum night vision, keel offset, and deep and shallow water alarms. Depth can be read in meters, and feet. With its oversized back-lit display depth can be easily read in any condition. Audible and Visual alarms let the boater know when a shallow or deep water condition exists.  Depth Sounder includes a Faria SN2060 thru-hull mount transducer w/26' cable.2" - Hole Size: 2.0625" (53mm)Specifications:Imperial and Metric ValuesDomed Glass Anti-fog, Scratch Resistant LensProgrammable Keel Offest Stainless Steel Bezel199 Foot (61m) Depth CapabilityAudible and Visual alarm for Shallow/Deep Water ConditionsFactory P/N DS0110