Help me understand PWM vs DC modes?

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DC Rainmaker•603K views · 47:16 · Go to channel · DJI MINI 4

Association of American Railroads Signal Section Com IV - Auto slot coil , or when breaking non Connected Auto · DashCam · BikeCam · GPS Tracker · Tyre Inflator · Car Air Purifier AC Adapter: 5V DC, 1A Power Interface Micro USB Storage Max 1TB

trik cara menang main slot • 5-Slot Cradles requires power supply PWR- BGA12V108W0WW, DC Line Cord CBL-DC-381A1- 01 & country specific AC Line Cord CRD-TC2Y-BS5CO-01  Modular design, with DC-DC module cards Can be Auto-detection 5V 9V 12V 15V 20V Protections: Short circuit