Complete with stainless steel clips with an impact rating of IK08 and high efficacy of 127lm/W this Robus fitting has a wide ambient temperature operation range of -10 degrees to 40 degrees. The 3 hour emergency duration lends itself to up to 430lm lumen output in emergency mode and is suitable for switching by PIR Microwave or Photocell. Options available through Conversions 0-10V Dimmable Microwave Sensor. The fitting is suitable for workshops garages warehouses car parks farm buildings and wet areas and is a great LED replacement for 2 x 70W T8 fluorescent corrosion proof fittings. With a 50000 hour average lamp life and IP65 rating it can be used for external applications .