Attwood LightArmor All-Round 24" Navigation Light f/Powerbase [5590-24-7]LightArmor All Round 24" Navigation Light for Powerbase On boats under 12 m (39 ft), the All round light must be located a minimum of one meter above the red green sidelights, measured at the center of the light source of the appliances. Also, this navigation light can be adjusted for angled applications. Features: (inch) 24" All Round Pole Light Articulating head adjusts from 15 fore to 15 aft (at, near, or toward the stern of a ship) Rated for