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Battery is often marked with R55, R5, and other symbols, R stands for

Battery is usually marked with R55, R5 and other symbols, R represents the shape of the battery.

Tips on purchasing batteries

1. Choose battery products with the “National Inspection-Free” and “Chinese Famous Brand” logos and local famous brand battery products. The quality of these products is guaranteed.

2. According to the requirements of the electrical appliance, select the applicable battery type and size, and purchase the battery suitable for the electrical appliance according to the size and characteristics of the electrical appliance's power consumption.

3. Pay attention to the production date and shelf life of the battery, and buy batteries (new batteries). New batteries have good performance.

4. Pay attention to the appearance of the battery. You should choose a battery with exquisite packaging, neat and clean appearance, and no signs of leakage.

5. Pay attention to the logo of the battery. The battery trademark should indicate the name of the manufacturer, battery polarity, battery model, nominal voltage, trademark, etc.; the sales package (such as 2 heat shrinkable batteries or 4 heat shrinkable batteries) (shrunk, or hanging tag) should have the Chinese factory address, production date and shelf life or the deadline for the shelf life, and the number of the implementation standard (generally the national standard GB/T××××-××××).

6. Since mercury in batteries is harmful to the environment, in order to protect the environment, you should choose batteries with the words "mercury-free", "0 mercury" and "no added mercury" on the trademark when purchasing.

Extended information:?

Pay attention to the following points when using batteries:

1. Electrical appliances and battery contacts should be clean. If necessary, wipe them with a damp cloth. After drying, load it correctly according to the polarity mark. It is extremely important to confirm the polarity (" " and "-") when installing batteries. Recommended batteries should be installed and used according to the requirements of the electrical appliance manual. Failure to follow the instructions may cause appliance failure and damage to the electrical appliance and/or battery. .

2. Do not mix old and new batteries. Do not mix batteries of the same model but different electrochemical types or brands. Otherwise, some batteries in a group of batteries will be in an over-discharge state during use, thereby increasing leakage. liquid possibility.

3. Disposable battery regeneration cannot be heated or charged, otherwise it may explode.

4. The battery cannot be short-circuited to prevent the battery from leaking or the heat generated from damaging the insulating outer packaging.

5. Do not disassemble the battery or heat the battery.

6. When the electrical appliance is not used for a long time, the battery should be taken out in time and the power should be turned off after use to avoid continued discharge of the battery and adverse chemical reactions inside the battery, resulting in leakage.

7. Do not throw away used batteries at will, and place them separately from other garbage as much as possible.

Baidu Encyclopedia-Battery

Baidu Encyclopedia-Commonly used batteries