Economy waterproof light can be suspended to provide light for entertainment, chart reading, working or use as a courtesy light. With a, automatic switch on at dusk off at dawn. 2 Bulbs: a high-efficiency 0.1A bulb with visibility 2nm and a 0.24A bright bulb. 2 Function lens: fresnel lens for visibility 2nm and clear bottom for area lighting. Come with 15Æ cord, cigarette lighter plug, hanging bracket and fuse holder for permanent mount.