temu product brand

at first, I thought, "No way, it will work it's too big. You'd have to have a fist full of wires." After a little study, I discovered it's for wire nuts, duh
I tried several (pictured), and they all seem to fit good enough to do the job. i heard there is a new building code that requires a pigtail wire nutted at every device! good idea, great time saver!

temu product brand1/2pcs Wire Twister Terminal Cap, P Series Using Sleeve (Red, black, Blue)-Red