1/White steel base with high quality,aluminum heat sink
2/Clear or frosted diffuser  (Diffuser is an option.)
3/High efficiency 2538 module, optional for Standard and High Output 
4/120-277V LED driver, optional for non dimmable and 0-10V dimming
5/ETL & CETL LISTED
6/5 year limited warranty
7/Different wattage option 100W/140W/200W