High pressure sodium lamp.Energy efficient, long service life.Ideal for all cycles of plant growth, can boost plant growth for indoor garden, hydroponic, soil breeding, potted or seeding need.Item Name: HPS Plant Grow LampMaterial: PlasticPower: 400W, 600W, 1000WLamp Type: Straight Tube TypeLamp Base: E40Rated Voltage: 220VColor Rendering Index: 23RaLuminous Flux: 48000LMService Life: 23000 HoursColor Temperature: 2000K Yellow LightFeatures: Portable, Compact, Easy to Install400W Lamp Size: 270mm x 46mm/10.63inch x 1.81inch (Approx.)600W Lamp Size: 285mm x 46mm/11.22inch x 1.81inch (Approx.)1000W Lamp Size: 335mm x 75mm/13.19inch x 2.95inch (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x HPS Plant Grow Lamp