The CHT4 Chart LED Light is a versatile and robust lighting solution designed for maritime environments. It operates on AC220V and offers a choice between an 8.5W LED dimming bulb or a 60W-100W incandescent lamp, both compatible with an E27 lampholder. Its steel construction ensures durability, while the IP22 protection class provides safety against solid objects and water, making it suitable for a wide range of ambient temperatures from -25℃ to +45℃. The wall-mounted installation and adjustable design, along with the dimming feature, provide flexibility in lighting control, making it an ideal choice for chart desks in steering rooms.