1. Brand LED Chip, such as: CREE LED Chip, Bridgelux LED Chip, Osram LED Chip; 2. Dimmable available, Triac dimmable,0-10v or 1-10v dimmable, Dali dimmable, the dimming range is 0%-100% 3. The driver have Philips driver, Lifud Driver, tridonic driver, KEGU driver etc; 4. The Ra up to 90 ; 5. IP65 waterproof optional.