Classified recycling: Different types of batteries need to be handled separately. Ordinary primary batteries are mostly mercury-free batteries and can be disposed of with household waste; mobile phone batteries and power banks are mostly lithium batteries, which pose less environmental risks and can usually be recycled; lead-acid batteries commonly used in electric bicycles are hazardous waste and need to be specially recycled and disposed of.

The performance of button batteries in low temperature environments varies due to differences in functions and technologies. Not all button batteries can withstand low temperatures. To ensure that the battery can work properly in low temperatures, you need to carefully read the instructions or packaging labels to understand its specific low temperature resistance performance. Generally speaking, the normal operation of button batteries will be affected in low temperature environments.