3.5 in. x 2 in. & weighs 3.9 oz. This easy to mount kayak compass will fit on kayaks of varying shapes and sizes. Durable thermoplastic rubber housing will withstand severe weather and rough conditions. Includes elastic bungee cord & clips for quick installation. Mesh storage pouch. Shock proof, featuring a luminous capsule, & tilting angle effective up to +/- 30 degrees.