Features:Main Color: Black and GreyModel: SAL-M05Button Hole Number: 5Button Hole Size: 22mm/ 0.86-inchScrew Hole Diameter: 5mm/ 0.2-inchInner Effective Size: 244 x 54mm / 9.61-inch x 2.13-inch (L*W)Total Size: 270 x 70 x 65mm/10.38-inch x 2.76-inch x 2.56-inch(L*W*H) Description:Surface Mounted, waterproof sealed plastic electrical enclosure switch push button box.Its main material is durable and impact-resistant plastic.Better waterproof and Anti-corrosion performance; protect your instruments even under an adverse environment.Button switch box can be installed on the wall or equipment, good for electronic projects, power supply units, projects, amplifiers, equipment control and signal indication, etc.We sell different sizes at the same time.