they use around about 55 watts for each headlight.
Depends on the car.
Electric lights that use from 0.02 watts to 50,000 watts have been manufactured. The CFLs, fluorescent tubes, and incandescent bulbs in your house probably operate in the range of 20-100 watts.
Is very small until triggered than will be appreciable when the sirens/lights are agoing! G4CIR
45 watts
Hoovers use 1000 - 2000 watts
Abut 20 watts.
189 watts
25 watts.
650 watts
About 10 watts
it may use 15 to 25 watts
Stadium bulbs are 750-1500W each. Use 1000W for estimate. Estimate 20 bulbs on each pole. Estimate 6 poles for a high school field. That's 120 lights times 1 kilowatt each. 120 kW. Lights on for one hour is 120 kWh (kilowatt-hours) For comparison, a house might use 1000 kWh in a month. YMMV.