Do lithium manganese oxide batteries, lithium iron phosphate batteries, polymer and ternary batterie

These three types of batteries each have their own advantages and disadvantages, it depends on your understanding or the aspects you focus on.

Lithium manganese oxide battery has relatively small capacity, good safety and low price;

Lithium iron phosphate battery has moderate capacity, good safety and low price;

Ternary batteries have higher capacity, are generally safe, and are more expensive;

Miner's lamp batteries are expected to involve major problems such as safety and lifespan. You can choose between the first two.