... Hall, Gas Station, Highway Toll Station, Road, Large Store, Freezer Room, Cold Store, Building & Dock etc.Features: 1. 10 ... rings, and nuts, including the bracket, are made from high quality A4 316 stainless steel. 10. A special ventilating gland is ... Rendering Index(CRI)>80RaLED Luminous Efficiency80-100 LM/WWorking Environmentworking temperature -40oC~55oCworking humidity 10%~90%IP RatingIP65, anti- ...