Lighthouse Hydro ION 8 FSF with UVB Flowering LED Grow Light, 426-watt Size: 12.5" x 12.5", Coverage Area: 2' x 2' (4 Square Feet) to 3' x 3' (9 square feet) LED Chipset: 6W and 10W, Number of LED's: 52, Rated Hours: 40,000 Bands: 6 Band, Red: 630, 660nm, Infrared: 730nm, Ultraviolet: 380nm, White: 12000k Worldwide Voltage: 90v-240v, Modular Power Cord (Available in US, UK, EU, AU) Completely Independent Modular LED Cluster Design, Custom 4 Phosphor UVB+ Horticultural Resin Boost, 3 Year Limited Warranty