105, 105,12awg (3.30mm 22) are line diameters. The one in front is the American standard diameter, don't worry. The one in the back is square millimeter.

SJEOOW is unknown. No effect

E54864 (UL) This is the certificate number of UL certification.

Rated voltage that 300V-500V wire insulation can withstand.

All the information behind is related to authentication, which is useless.

Finally: waterproof: waterproof.

If you want a detailed description, you may want to use the UL certificate number above.

You go to the following website first:

Then you can search for the sample with certificate number E54864 there, and you can get detailed information.