A 300-watt power supply can drive 60-watt fitness equipment. Although the nominal power of the mobile power supply is slightly larger than the actual power, the output power of the power amplifier has nothing to do with power consumption. There is no problem that a 300-watt power supply can normally drive about 200 watts of electrical appliances according to the routine of electrical appliances.

Expansion: the rated power of the power supply is the power calibrated by the power supply manufacturer according to the standards formulated by INTEL company, which can represent the average output of the power supply; Output power refers to the output power of the power supply that works stably for a long time, and the output power is often 1.3- 1.6 times of the rated power; Peak power refers to the maximum power that the power supply can achieve in a short time of about 30 seconds.