Waterproof grade: IP65HoHaing abs plastic project box is weatherproof, moisture-proof, sunscreen, anti-corrosion, suitable for various indoor is and outdoor electronic projects. Suitable for DIYOur plastic project box is easy to drill for DIY electrical projects such as PCB board, terminal, buttons, etc. DurabilityThe junction box is made of high-quality ABS plastic to resist falling and impact. And the waterproof ip65 junction box is strong enough and has a longer service life. Product SizeExternal Size of the project box: 7.87" x 4.72" x 2.95"/200 x 120 x 75mm(L*W*H) ,Internal Size of the electronic project box: 7.6" x 4.45" x 2.67"(193 x 113 x 68mm)(L*W*H)- - *Tips: in order to confirm the detailed installation dimensions, please refer to our detail image, which shows specific internal dimensions of the product. (Allowable Error: 2mm) Thickness: 0.12in/3mm Contents & Service 1x Junction Box ; 1x Rubber grommet for cover; 4x Scr