12V 3~4-cell battery protection board for 18650 batteries with equalization

12V 3~4-cell battery protection board is a core protective accessory for 3-4 cell lithium battery packs, which precisely meets the power supply needs of 12V battery packs. It provides all-round protection against overcharge, over-discharge, overcurrent and short circuit, effectively avoiding various safety hazards of battery packs during use and prolonging the overall service life of batteries. This 12V 3~4-cell battery protection board is designed with a protection logic that fits the actual application scenarios of lithium batteries, delivering stable and reliable safety protection for all kinds of 12V lithium battery equipment.