Wireless chargers are usually made of high-density plastic materials. Plastics can be divided into ordinary grade, temperature resistance grade, flame retardant grade, electroplating grade and so on. Our common power adapter uses the main plastic PC, ABS and PC ABS three categories.
The plastic shell, which is the wire plug is copper, the type of lithium battery: The secondary battery used on the market at present mainly has two types of nickel metal hydride (Ni-MH) and lithium ion (Li-ion). Lithium ion batteries have been mass-produced in the liquid lithium ion battery (LiB) and polymer lithium ion battery (LiP) two kinds. So in many cases, the Li-ion marked on the battery must be a lithium-ion battery.