Not all lithium batteries are the same, so their prices differ. The most basic ones—the ones to feed remote controls—are generally the cheapest on the market. On the other hand, if we look for a lithium battery with a greater number of milliampere-hours (mAh) or output voltage (V), prices will be higher.
Also, you must consider that some lithium batteries are universal and will be compatible with any device, regardless of the manufacturer, while technical specifications allow it. Others, however, are of exclusive use, more specific, complex, and unique features. » learn more