First, the specific distinction method:
1. The new battery is more durable when it is fully charged, but the refurbished battery is not.
2, look at the appearance, the original battery surface is generally smooth without any traces, and refurbished batteries will have some traces of sealant.
3. See if there is sludge in the battery case. Usually, sludge will stay at the seams of refurbished batteries.
4. Authenticity can be judged according to the security code.
Second,? How to identify the authenticity of mobile phone battery board;
Look at the logo: the logo on the real battery board is clearly printed, while the counterfeit products are copied and printed, and the handwriting is blurred. The "positive and negative" polarity symbols of the real battery panel are directly made on the metal contacts, and the fake ones are made on the plastic case, and some of them have no "positive and negative" symbols at all. ? Compare battery capacity. Look at the plastic surface and plastic material.
Extended data
Buy batteries
1. Buy battery products marked with "National Inspection Exemption" and "China Famous Brand" and local famous brand battery products. The quality of these products is guaranteed.
2, according to the requirements of electrical appliances, choose the appropriate battery type and size, and according to the size and characteristics of electrical power consumption, choose and buy batteries suitable for electrical appliances.
3. Pay attention to the production date and shelf life of the battery, and buy a battery (new battery) with good performance.
4, pay attention to check the appearance of the battery, should buy beautifully packaged, neat appearance, clean, no signs of leakage of battery.
5, pay attention to the battery logo, battery trademark should indicate the manufacturer's name, battery polarity, battery model, nominal voltage, trademark, etc. ; Sales packaging (such as 2 shrink films or 4 shrink films, or tag) should have Chinese address, production date and shelf life, or indicate the effective period of the shelf life and the number of the implementation standard (generally GB/T GB/T×××××××××). Don't buy products without Chinese factory name, production date and shelf life, shelf life and implementation standards. When buying alkaline Zn-Mn batteries, it depends on whether the model has the words alkaline or LR.
6. Because the mercury in the battery is harmful to the environment, in order to protect the environment, batteries marked with the words "no mercury", "0% mercury" and "no added mercury" should be selected when purchasing.
Baidu Encyclopedia: Battery