FEATURES • Proprietary frosted ribbed lens engineered to maximize lumen output and minimize glare.• Symmetrical contoured reflectors provide smooth light distribution.• Air return option.• Utilizes high efficiency patented LEDLinX® technology.CONSTRUCTION• Housing is code gauge steel, painted white.• End caps secured to housing for strength and rigidity.• Integral T-grid clips included.ELECTRICAL• LED Module - Two (2) LEDLinX® per 2 ft. section.• Driver - 24VDC Class 2, constant current, electronic power supply factory calibrated to LED modules. Mulit-volt 120-277V or 0-10V dimming option is available.• Rated Life - >100,000 hours at 70% initial lumens (L70).• Voltage - 120-277VAC input.• Wiring - Internal factory wiring and pre-installed LED modules.• Approvals: Complies with ETL, UL 1598 and CSA 22.2. • Complies with the Buy American Act.WARRANTY• 10 year limited warranty.