DuroLux DL344 T8 4Ft Fluorescent 4 Lamps Grow Lighting System 13000 Lumens 5000K Full Spectrum bulbs 13000 Lumens - 128W Full Light Output - Powerful Grow Light System 8" wide 90% Reflective white reflector provide more lumens, pre-wired 4' power cord ncluded 4 LightWise T8 28W Fluorescent tubes with 5000K - Full Sunlight spectrum Hang Horizontally with included chain and hooks 120/240/277V Input Voltage, UL listed, Discrete shipping