Also called a lithium battery. It can be discharged continuously or intermittently. Once the power is exhausted, it can no longer be used, and is widely used in electronic products such as cameras that consume less power. The lithium primary battery has a very low self-discharge and can be stored for 3 years. It can be stored under refrigerated conditions and the effect will be better. It is a good idea to store the lithium primary battery in a low temperature place. Note: Lithium primary battery is different from lithium ion battery. Lithium primary battery can't be charged, charging is very dangerous!