*High system efficacy up to 111 lm/W.*Stainless steel outdoor-ready mounting bracket features 360 degrees of adjustment vertically.*Corrosion-resistant aluminum Outdoor Stake Light Bracket.*60 degree and 120 degree beam angle available.*IP66 rated rugged for outdoor use.*Wide operating temperature range from -40°C to +50°C.*Optical lens use with high temperature, high strength, high hardness and high transmittance of borosilicate glass. (hard glass)