4-3/8" (110mm) AcquaLink® Apparent Wind Angle 360° - 12/24V - Black Dial & BezelAcquaLink® 110 mm Gauges feature anti-fog coated mineral glass lenses and LED backlight technology. This allows superb readability in every situation. The gauges can be daisy-chained, using the unique VDO Marine Bus connection or connected to the NMEA 2000® network (optional adapter cable required). The available information provided by the AcquaLink® NavBox or the NMEA 2000® network is indicated by the pointer movement. The AcquaLink® Tachometer is a master up to 16 additional AcquaLink® 52 mm Gauges. These gauges can be connected using the patented EasyLink serial bus. The VDO Marine Wind Gauges display wind speed and angle information received from the VDO Marine AcquaLink® NavBox or the NMEA 2000® data bus.Specifications: 2x VDO Marine Bus connectors Reverse polarity protection Anti-fog coated mineral glass lens Protection level IPX6 Operating temperature range -20°C/+70°C Aftermarket package: Gauge, Bezel, Rubber Seal, Spinlock, Drilling Template, Installation Instructions, Safety Instructions