DURABLE AND STURDY MATERIAL: This boat compass is made of high quality ABS plastic, which is durable, corrosion resistant and environmentally friendly. EASY TO INSTALL: Boat compass, The compass of navigation easily mounts to almost any flat surface with the included EVA foam sticker or screws. WIDE APPLICATION: The boat compass has a bright LED for easy reading day and night. This swivel compass suitable for cars and boats. ADJUSTABLE AND CONVENIENT: Boat compass, adjustable mounting bracket for vehicle compass and visible lubrication line for easy reading of direction of travel. SERVICE AND WARRANTY: If you are not satisfied with the product you received, you can request an unconditional return and refund within 180 days. Regarding any problem related to this product, you can email us at any time. We will get back to you as soon as possible. Product ADJUSTABLE AND CONVENIENT: Boat compass, adjustable mounting bracket for vehicle compass and visible lubrication line for easy reading of the direction of travel. DURABLE AND STURDY MATERIAL: This boat compass is made of high quality ABS plastic, which is durable, resistant to corrosion EASY TO INSTALL: Boat compass, The navigational compass easily mounts to almost any flat surface with the included sticker or EVA foam screws. WIDE APPLICATION: The boat compass has a bright LED for easy reading day and night. This swivel compass is suitable for cars and boats.