No, the wireless charger has no power storage function, and the wireless charging treasure has power storage function. Simple wireless charger is not with, mobile power plus wireless charger comes with its own battery, can be used directly. The kind that plugs directly into the socket does not have a power storage function, and there is a wireless charge like a charging bank with a power storage function.
Wireless chargers are mainly used on mobile phones, and most of the current wireless charging bases do not have batteries. In other words, charging requires an external power supply to come in. Now there are also wireless charging bases with batteries in China. It's also QI standard,