Led: 9pcs×3W High Intensity Epistar LED Raw Lumen: 1710lm Theoretic Power :27W Effective Lumen: 1038.9lm Effective Light Effect: 47.83m/W Effective Power: 21.72W EMC Function: yes Operating Temperature: -20°C ~ +50°C Operating Voltage: 23.94V Current Draw: 0.9074A Waterproof Rate: IP 67 Body Color :Black&white Color Temperature :6390K Housing Material :ADC12 Lens Material :PC Mounting Bracket :Stainless Steel 304 Optional Beam :30 Degree Certificate: CE, RoHS,E-Mark