Sonoff Extension Cord

This is an enclosure to make a wifi-switched extension cord with a sonoff basic module. The standard case leaves a lot to be desired when it comes to securing the wires, so I made this one. It has tapered clamps that go around the wire sheathing and clamp down hard once they are locked in place. I also put a bit of hot glue on the inside of the clamps to help seal out moisture, though I would recommend keeping this in a mostly dry place, like a covered porch. The clamps are sized for 16 AWG 3-wire extension cord that's 8mm in outside diameter. If you want to use a different size wire, you'll need to adjust the files accordingly. It should be pretty easy to do for any normal sized cord. The files are on onshape, link below. Everything's a pretty tight fit, so be careful. I broke the button on my sonoff while installing everything. Speaking of the button, it's inaccessible in the case. I wanted it to be as weather-proof as possible, so I didn't include a cutout to access it. The clamps r