---System efficacy is more than 115lm/w,

---Ideal replacement for 400W-500W HID/MH lamps,

---Die-Cast Aluminum housing, no maintenance required,

---Anti-corrosion coating surface,

---Integrated driver, replaceable,

---Quick and easy installation,

---Hook installation, Hanging Bracket installation optional  for flat mount,

---Applications: factory workshop, warehouse, highway toll gate, railway station, gas station, supermarket, exhibition hall, stadium, and other indoor applications.