Ideal for Harsh Environment Applications; Suitable for Ceiling Mount or Suspended Mount; Housing: Injection Molded Polycarbonate; Shade: Injection Molded High Transmission Opal Polycarbonate Creates Excellent Light Distribution and Uniformity; Stainless Steel Clips; Built-in Constant Current LED Driver with High Efficient LED Module; High Luminous Efficacy > 100lm/W; 5 Years Warranty; Certification: ETL/cETL Listed, IP65 Rated; Bi-Level Light Option with Built-in Motion Sensor; Emergency Back Up Option Built-in Emergency Battery Back Up