Model #: MGL04B Exact Power: 640W PPF: 1856μmol/s PPE:2.9μmol/J Input Volt: AC120-277V Dimensions: 45.3in x 43.5in x 3in Weight: 14kg Certificate: ETL / DLC / CE / FCC / ISO Dimmable Option: 0-10V Dimming/ RJ Dimming Warranty: 5 years IP Rating: IP 65