To my knowledge, they're not very common in the US because their low voltages in households means that kettles take ages to boil.
https://en.m.wikipedia.org/wiki/Mains_electricity_by_country
To my knowledge, they're not very common in the US because their low voltages in households means that kettles take ages to boil.
https://en.m.wikipedia.org/wiki/Mains_electricity_by_country
Where do you find a non-smart TV these days? Seems like nobody makes them anymore