Green Action
White LED vs Red Blue White LED Grow Test w Time Lapse Lettuce Ep 1

Samsung lm301b 200watts pro uv full spectrum sunlike led grow light ultra violet leds are switchable on/off via small resistance switch located on the led fascia panel as some growers prefer to add uv in the final stages of flower. The light source is a full spectrum wavelength white light incorporating SAMSUNG 30l (b) diodes at 3000k (364) 5000k (182) and OSRAM 390nm UV (12) 660nm near red (30) 760nm Infra red (6).