Specifications: 500W, dimmable, AC220-240V, 11000lm, warm white 2800K, r7s 118mm halogen bulb; Dimmable: this 500w 118mm dimmable r7s halogen bulb is dimmable, it is compatible with the dimmer; 2800K Warm White: 2800K warm white, 11000lm with 360° lighting angle will provide you with a brighter, more comfortable environment; 118mm length: the length of this 500w r7s halogen tube is 118mm, pitch 78mm, please check it carefully before placing the order; Wide Applications: Perfectly suitable for projectors for home, shop and office, work and security lights, showroom, stage and studio lights, floor lamps, landscape lights, etc.