BestTong Waterproof Dustproof IP65 ABS Plastic Junction Box Universal Electric Project Enclosure Gray 3.9 x 2.7 x 2 inches(100mm x 68mm x 50mm) Surface Mounted, waterproof moisture proof, sunscreen, anti-corrosion sealed ABS plastic electrical enclosure switch Junction box Total size: Outer Size of electrical enclosure: 3.9"x2.7"x2"(100mmx68mmx50mm)(L*W*H); Inner Size of electrical enclosure(Approx.) : 3.7"x2.4"x1.8"(94mmx62mmx46mm)(L*W*H)- - (Allowable Error: 2mm) This junction box provides complete protection against dust and splash water, the Ingress Protection Rating is: IP65 Certain modification can be done according to your requirments; such as drilling, painting, punching, silk-screen printing and etc Great for indoor and outdoor electronic projects, power supply units, student projects, amplifiers, etc.