... led high bay light 1,good quality and long life 2,energy-saving environment-friendly 3,Quality warranty:2 years 4,CE&ROHS High power led high bay lights ... request.5,Application: shipyard, mine,workshop,factory,warehouse,toll gate,supermarket,exhibition hall,stadium, etc. OpticalLED ... 40°C-55°C Humid: 10%-90%Application:Workshop, warehouse, toll station, gas station, supermerket, gym, exhibition ...