ProGreen Pack of 5 Units 12W Flat LED Panel Light, Dimmable Round Ultrathin LED Recessed Downlight, 960lm, Cold White 5000K, Cut Hole 6.1 Inch, Panel Ceiling Lights with 110V LED Driver Dimmable. Works with most of dimmers but to ensure flicker free dimming, please use with silicon-controlled rectifier(SRC) type dimmer Ultra thin design, the panel light exactly embedded ceiling, makes the ceiling flat Save electricity bill, save over 80% on electricity bill of lighting, the saving is more than pays for itself Easy installation. Can be easily fitted instead of ordinary recessed light fixture Lower maintenance costs. 50000 hours average extremely long life reduces re-lamp frequency and save your effort to replace lights