Do Wireless Chargers Use Power When Not Charging. Until then see Tech Advisor Trusted Reviews and PCWorld for lists of the best wireless chargers for 2019. The short explanation is that they use magnetism to transmit energy.

The current coming from the wall power outlet moves through the wire in the wireless charger. The short explanation is that they use magnetism to transmit energy. Answer 1 of 2.
Wireless charging on the other hand is absent from most budget devices.
Manufacturers can design phones to disable wireless charging if their coils arent aligned instead of allowing excessively inefficient charging for the sake of user experience or design chargers to hold phones so they align properly. The short explanation is that they use magnetism to transmit energy. But how much power does it consume. On top of that wired charging also allows your charger to be compatible with all legacy devices.
