Mars II 400 Full Spectrum Hydroponic Grow Light

Features: 2.5 x 2.5 ft core coverage 4.5 x 4.5 ft maximum coverage 1.8g/w maximum yield 392 ppfd Replaces 250W HID/MH 162 W @ 110 V / 159 W @ 220 V 3 year manufacturer warranty Specifications: ETL, CE, RoHs certifications 440, 460, 630, 660, 730 (IR), 2400-3000k spectrum 85-265 V 1.7 A @ 110 V 638 BTU 58 dB EU, UK, AU, USA, Japan plug type 90-120° viewing angle 50k hours life span <91% humidity 14 x 14 x 3.5" 13 lbs