... color: red, yellow, blue, green and white warm whiteControl mode: LED constant current driverLED Chip: light source used by the U.S ... to customer's requirements or the designated chip (CREE) production and processing.Light angle: 120 ° (astigmatism)Lens angle: 30 °, 45 °, 60 °, 120 ... hospitals, conference rooms, exhibition hall, art halls, museums, offices, reading and other local lighting. cup light