1. Choose battery products with the "National Inspection Exemption" and "Chinese Famous Brand" logos and local famous brand battery products, and ensure the quality of these products.

　　2. According to the requirements of the electrical appliance, choose the appropriate battery type and size, and purchase a suitable battery for the electrical appliance based on the size and characteristics of the electrical consumption.

　　3. Pay attention to checking the production date and shelf life of the battery, and purchase a new battery (new battery). The new battery has good performance.

　　4. Pay attention to the appearance of the battery, and choose batteries with exquisite packaging, clean and tidy appearance, and no signs of leakage.

　　5. Pay attention to the logo of the battery. The battery trademark should indicate the manufacturer's name, battery polarity, battery model, nominal voltage, trademark, etc; The sales packaging (such as 2 heat shrinks or 4 heat shrinks, or hanging tags) should have the Chinese factory address, production date, and shelf life, or indicate the expiration date of the shelf life, and the number of the executive standard (usually the national standard GB/T) ××××-××××)。 Do not purchase products without a Chinese factory name, production date, shelf life, expiration date, or execution standards. When purchasing alkaline zinc manganese batteries, one should check if the model has the words ALKALINE or LR.

　　6. Due to the harmful effects of mercury in batteries on the environment, in order to protect the environment, batteries labeled as "mercury free", "0% mercury", or "no mercury added" should be used when purchasing.

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