This 11 fin room heater is 2500W power rated and is also bigger (has more fins) than the 9 fin room heater which is 2000W.
Room heater for BIG HOUSES, SPACES, OFFICES - Covers a big area of heat coverage.
P/s; This should plugged on a wall socket directly to maximize heat efficiency and output.
Can be moved around different corners of the house as it has wheels to speed up the wholesome heating of a house/office. So that hot air circulates all over the room faster and more efficiently.