FD14 is a three-in-one wireless charging base with strong compatibility, which can support simultaneous charging of mobile phones, Apple Watches, and AirPods (by distinguishing and processing wireless charging signal receiving packages superimposed on the same frequency band, the interference optimization of wireless charging communication crosstalk is realized). In addition, it is compatible with QI wireless charging smart devices, allowing it to charge devices by Samsung, Apple, and other manufacturers. The multifunctional helper bids farewell to tedious operations.