Description: This is a professional multi-function on-board marine compass. Users can use this product with the attached tools for the compass deviation correction, and the compass with the power cord can external connect the vehicle or ship power used to supply the compass power problem of the lamp. Considering the convenience and the habits for the driver, the magnetic steel is specially adjusted in the opposite direction. The pointing direction of the compass is the same with the way forward of vehicles. Features: 1. Made of high quality ABS plastic material, which is durable, corrosion resistant and environmental friendly. 2. Dial is with bright LED for easy reading day or night. 3. Adjustable mounting bracket and visible lubber line for easy direction reading. 4. Mounts easily to almost any flat surface with included EVA foam sticker or screws. 5. Pivoting compass for car and boat. Specifications: Compass Material: ABS Plastic Color: Black Package Weight: approx. 320g Length: approx. 13.7cm / 5.39" Width: approx. 9.3cm / 3.66" Package Included: 1 PCS/Box .