18650 may be scrapped depending on its lifespan.
Nowadays, 3.7V 18650 lithium batteries generally have a lifespan of about 500-1000 times, and 3.2V 18650 lithium batteries have generally a lifespan of more than 2,000 times. the principle is that these are qualified batteries produced by regular manufacturers. If it is a defective or counterfeit battery, its lifespan will be very short. The lifespan of 18650 lithium batteries is only two to three years.
Lithium batteries can generally be charged and discharged 300 to 500 times. It is better to partially discharge lithium batteries than to fully discharge them, and to avoid frequent full discharges. Once the battery leaves the production line, the clock starts ticking. Whether you use it or not, the life of lithium batteries is only two to threeyears.
Uses of 18650 lithium batteries:
Due to the large capacity per unit density, 18650 batteries are mainly used in power batteries. laptop. In addition, because 18650 has very good work stability, it is widely used in various major electronic fields: commonly used in high-end bright flashlights, portable power supplies, wireless data transmitters, heated clothing electrics, shoes, portable instruments, portable lighting. equipment, portable printers, industrial instruments, medical instruments, etc.