Advanced dimming with Pro-DIM technology: 0-10V and/or AB dimming. No Polarity: lamp ends can be reversed. Same wiring as fluorescent lamp/ballast system. UL 1598C for safety. Full glass as fluorescent T5. No Mercury, No UV. Suitable for Dry and Damp Locations. Low Temperature Operation. Instant On. 50,000 hours with no limitation on On/Off Cycles. 5-year Warranty. For use with Class 2 driver only.