Includes 50.4 watt, 2500 delivered lumens, 90 CRI 2700K LED modules. Dimmable with most LED compatible ELV and TRIAC dimmers. 277V dimmable with 0-10V dimmers. Ships with 4-12" and 2-6" rigid stems. 120V or 277V. Can be installed on a sloped ceiling up to 20°.