... cast aluminum alloy housing,tempered glass cover.3.Airproof silica gel loop,stainless steel screws.4.Spray anti-ultravoilet radiation ... 0.9Working Temperature: -35~55ºCWorking Humidity: 15~85%Packing: 1pc/cartonProtection Grade: IP65 Application:Architectural,outer wall of ... indoor illumination,greening landscape illumination,billboard illumination,special illumination for medical,cultural,clubs etc.