The battery supplier describes the product as follows: High energy lithium thionyl chloride is a type of lithium thionyl chloride series battery. Also called non-rechargeable lithium battery. The main production models are ER10250... ER26500 ER26720... Mainly suitable for: electronic energy meters, heat meters, weather meters, flow meters, digital display instruments, industrial PCs...
Since it is a disposable battery, so do not charge it to avoid accidents.