Size- Outer size of the project box: 10.35"x 7.17"x2.36"(263 x 182 x60 mm); Inner size of the project box:10.04" x6.93" x 2.04" (255 x176 x52mm) IP65 Waterproof Grade- Waterproof & weather designed, effectively block splashing water, rain, dust, snow, oil, etc., Ideal for electronic projects, Arduino enclosure, power supply units, temperature controller box, etc. Superior Durable- Made of high-quality ABS material that offers outstanding impact resistant and electrical insulation, Moisture-proof, sunscreen, anti-corrosion, durable for years use. can keep your equipment well-protected in harsh environments. Easy for DIY- This sturdy junction box can be drilled and shaped easily without cracking, so its also suitable for your various DIY projects. Package Content- 1 x Black junction box, 4 x stainless steel screws, 1x sealing gasket, 4 x M16 cable glands