✨HIGH - QUALITY MATERIALS: Compass domes are made for Autonautic using an extra hardness and optically polymer and UV protection. Compass bowls and internal parts are injected with high-tech polymers developed exclusively for Autonautic. 🔆INCANDESCENT NIGHT LIGHTING: Two power cables can be linked to the power supply 12V dashboard of a boat. Compass for boat comes up with incandescent 12V 30mA night light. CLEAR LOOKING DESIGN: The C9-0030 is a modern and stylish marine compass suitable for sail and power boats also suitable for small commercial vessels, lifeboats, fast rescue boats and leisure crafts. 🌍 UNIVERSAL GLOBAL BALANCE: All Autonautic compass dials do not need to be balanced to compensate for dip caused by the earth’s magnetic field. Our compasses are suitable for all navigation zones. 📝REGULATORI COMPLIANCE: Understand the importance of meeting international and marine standards for maritime navigation, European MED (“Wheelmark“), USCG approval and all-important international regulations to provide you with a compass that guarantees maximum safety in navigation. 🛠️REPAIRABILITY & WARRANTY: All Autonautic compasses are 100% repairable and are backed by our “Exclusive 5-years warranty” which is included in compasses. ⏳ PRECISION CRAFTSMANSHIP HANDMADE in BARCELONA: WITH OVER 45 YEARS at the forefront in the design and manufacture, our trade is to combine accuracy, solidness and best craftsmanship. Autonautic clocks, chronometers and weather instruments combine traditional design, and the stylishness of the finest nautical clocks and weather instruments well balanced up to the detail. The C9-0031 bulkhead mount boat compass is a modern and stylish marine compass suitable for sail and power boats also suitable for small commercial vessels, lifeboats and fast rescue boats. The compass is available in black and white with a 85mm direct reading dial. The compass has an integral clinometer, making it popular for sail boat applications. The compass is supplied with 12V night lighting. 🛠️ Important Installation Notice Before placing your order, please check the installation hole size carefully to ensure compatibility with this recessed compass. ⚠️ The required hole diameter is 85 mm (approximately 3.35 inches). This helps avoid mismatches and unnecessary returns. Thank you!