How to choose a qualified battery

1. Choose products with guaranteed product quality. 2. According to the requirements of electrical appliances, select the applicable battery type and size, and according to the size and characteristics of electrical power consumption, purchase batteries suitable for electrical appliances. 3. Pay attention to check the production date and shelf life of the battery, buy a battery (new battery), the new battery has good performance. 4. Pay attention to the appearance of the battery. You should choose a battery that is packaged, neat and clean, and has no signs of leakage. 5. Pay attention to the battery logo. The battery trademark should indicate the manufacturer's name, battery polarity, battery model, nominal voltage, trademark, etc.; on the sales package (such as 2 heat shrinkable or 4 heat shrinkable, or tag hanging card) There should be the Chinese factory address, production date and shelf life or indicate the deadline of shelf life, and the number of the implementation standard (generally the national standard GB/T××××-××××). Do not buy products that do not have a Chinese factory name, a production date and a shelf life, or a deadline for the shelf life, and no implementation standards. When buying alkaline zinc-manganese batteries, look at the model number for ALKALINE or LR. 6. Because the mercury in the battery is harmful to the environment, in order to protect the environment, you should choose a battery with the words Mercury-free, 0% Mercury, and Mercury-free on the trademark when purchasing. Disclaimer: Some pictures and content of articles published on this site are from the Internet. If there is any infringement, please contact to delete. Previous: Lead-acid battery life is so short?