GOTD LED Grow Light, Full Spectrum Hydroponic Light Bulb High Luminosity & Low Power Consumption - Plant Grow Lights Greenhouse Garden Indoor Growing Flowers Plants Veg (Silver) LED quantity:12 red + 6 blue. 18W. E27 . It can provide all the light a plant needs to grow and flower , to help plant grow quicker an better , increase yield It's simple. High yields, low heat and less electricity . Supplement sunlight, especially in winter months when daylight hours are short. increase the length of the "day" in order to trigger specific growth and flowering and help plants grow quicker , decrease growth circle Warm to touch -- won't burn plant . No high wattage cooling systems needed , 50%-70% savings in energy costs