... test: Integrated sphere:Main products from Daylighting 1. LED spotlight ( MR11, MR16, GU10, E27, E14, E12, E17, B22) 2. LED PAR light (PAR20, PAR30 ... PF for LED tube light, LED downlight, LED flood light, LED high bay light. (PF>0.9) For LED high bay light and LED flood light, we have Meanwell LED power supply ...