... color change,high brightness 3.2 years warranty 4,CE black material shell 18w led wall washer lampTechnical parameters Voltage ... Watt 12w,15w,18w Working tempreture 45-55° Driving mode Internal Application bulding,brideges,park,squares. led wall washer features: ... . 2,Tempered glass lamp body and silicone rubber seals, internal epoxy potting to ensure excellentwaterproof performance.3,Lamp light source ...