54WLed quantity: 18pcs ledsLed configuration: 14pcs Red and 4pcs Blue Size: 122mm(diameter) x 125mm(height) Features:Energy saving， low power consumption， long life expectancy.Standard E27 fitting design， easy to install and operation.More Energy efficient than Incandescent， HPS and most Halogen Lamp.Excellent heat dissipation with aluminum housing， safe and durable.Increase yield and decrease growth circle for plants.Applications:Ideal for most kinds of plants in many fields， such as Hydroponics， Greenhouse Lighting， Plants Growing，Flowering， Fruiting etc