The magnetism charger, including the connecting portion of connecting the mobile device and with connecting portion magnetism links to each other has the magnetic portion of charging, the top of the portion of charging has magnetism, the magnetism connector, this magnetism connector including the connecting portion of connecting the mobile device and with the body is connected to the magnetic thathas that connecting portion magnetism links to each other, the top of connecting the body has magnetism, the tail end of connection body is connected with USB power adapter's top, the magnetism adapter, this magnetism adapter including the connecting portion of connecting the mobile device and with connecting portion magnetism links to each other has magnetic switching body, the top of switchingbody has magnetism, the switching body the tail end be provided with the protrusion in the USB plug of switching body, the side of switching body is provided with the USB interface, the USB plug can match with the USB interface on USB power adapter top pegs graft, makes the switching body with USB power adapter is connected, this magnetism charger, magnetism connector and magnetism adapter are when charging for the mobile device, and the user needn't be anxious for looking for the place to place the cell -phone again, have also vacateed the valuable space of desktop in the time of convenienceof customers.