How to choose an electric vehicle battery?

Electric vehicles have been loved by consumers in recent years, and battery replacement has become a problem that bothers everyone. How to buy a good battery? Below, the author tells you. 1. Check whether the electric vehicle battery product signs are complete, including environmental protection signs, product models or specifications, manufacturing dates, trademarks, manufacturer names, polarity symbols, etc.; check whether the internal and external signs are consistent, especially whether the product body has eye-catching signs, Because the quality inspection department is based on the product identity when testing.　　 Second, pay attention to the rated capacity of electric vehicle battery products. The larger the rated capacity of the battery, the longer the battery discharge time. It is best not to buy a battery without a rated label.　　　　 3. It is best to buy branded batteries from well-known companies and large companies. Batteries are generally provided by professional battery manufacturers. The quality of batteries produced by different brands and different manufacturers is different, and the price is also different. Well-known, large-scale enterprises have large scale, strong technology, good after-sales service, and battery quality is guaranteed.　　 Fourth, we must proceed from a long-term perspective and pay attention to whether the after-sales service is perfect. Many manufacturers pay attention to pre-sales rather than after-sales, which will cause inconvenience to users in the use of problems. Therefore, before choosing a manufacturer, it is necessary to do a good job of investigation to avoid conflicts caused by after-sales service.　　 The above is the four-step process for purchasing electric vehicle batteries. I hope it will be helpful to everyone. Previous: 2016 Electric Vehicle Battery Ranking