At just over 1/4 in. thick and 3-3/4 in. diameter, the Armacost LED Wafer Light is brilliantly designed and engineered to offer true color consistency and perfect light uniformity in a discreet and ultra thin light fixture. Dimmable LED Wafer lights can be used in a wide range of applications, especially under cabinet lighting as they produce little unwanted reflection on shiny counter tops. Fully dimmable and compatible with other Armacost Lighting LED products and accessories.