Dahua Technology VTO2000A-2, Metal, Stainless steel, 10 - 90%, -40 - 60 °C, 5.11" (129.9 mm), 1.27" (32.2 mm) Dahua Technology VTO2000A-2. Housing material: Metal, Product color: Stainless steel, Relative humidity: 10 - 90%. Width: 5.11" (129.9 mm), Depth: 1.27" (32.2 mm), Height: 5.51" (140 mm)