The R-209KK, R-209K , R-220K , R-230K Family of Microwave ovens are rated 800 watts by using the IEC Test Procedure. the K only indicates color of oven so K= Black W= White i.e. R-209W would be the same oven and ratings only a different different color.
According to this page on Amazon, it's 750 watts. http://www.amazon.co.uk/Sharp-R3A53-Microwave/dp/B000178YQY
800 W nominal of RF microwave energy (IEC Test procedure)Operating frequency 2450 MHz
I emailed Sharp for I have the same unit. They claim it is 850W...
sharp carousel r 3a55 turntable will not turn
1100w
1540 Watts
The microwave oven uses 1350 watts at 12 amps input and the microwave output is 800 watts.
According specifications listed Output Wattage 600W
This should be located on the inside of the door.
Another online search engine, e-opinions, says 800 watts.
800
Press info/timer then press 3. it will say to enter time. enter the time and press instant cook/start then your clock should be set.