The plug is the standard 220V plug. The temperature holds with 5 to 10 degrees of desired temperature.
This is 208-240V. It will not be a problem to run this fryer on 220V. If you are interested, I have attached the owner's manual to the "Learn More" tab.
This countertop fryer is 208-240 Volt, 50/60Hz and 3250 watts. The power cord is electrical type HPN with NEMA 6-20 plug. I have attached the owners manual to the "Learn More" tab for you to view.