The Bright Source 9W/14W/18W Square Black LED Bulkhead with CCT, Corridor Function, and Emergency Capability is an advanced, multi-functional lighting solution designed for both efficiency and safety. Adjustable Wattage Options: Select from 9W, 14W, or 18W settings to tailor the brightness and energy consumption to your exact requirements, which allows versatility for a variety of environments. Switchable Colour Temperature: Select from 3000K warm white, 4000K cool white, or 6000K daylight at the flick of a switch to create the ideal lighting environment, indoors or outdoors. High Lumen Output: Depending on the wattage, the output ranges from 1000lm to 1900lm, offering bright and efficient illumination in both domestic and commercial environments. Emergency Capabilities: Designed for added safety, this bulkhead includes emergency lighting capability, ensuring continued illumination during unexpected power failures. Corridor function: An excellent feature as they massively help to reduce energy consumption. Where no presence is detected the light level will drop from 100% to 10%, saving up to 60% in energy. Ideal in applications such as hotels, lobbies and other large buildings. Efficient black square bulkhead with 9W/14W/18W output, corridor function, emergency lighting, and IP65 rating. Perfect for indoor and semi-outdoor spaces.