1. Check whether the electric vehicle battery product marks are complete. Including manufacturer name, product specification and model, manufacturing date and trademark; Check whether the internal and external marks are consistent, especially whether the product body has eye-catching marks and production date.
2. Pay attention to the appearance of electric vehicle battery. Check whether there are deformation, cracks, scratches and traces of liquid leakage. The battery terminals shall be clean and free of rust, and the marks shall be clear.
3. Pay attention to the rated capacity of electric vehicle battery products. The larger the rated capacity marked on the battery, the longer the battery discharge time. It is best not to buy batteries without rated labels, but pay attention to whether they are special for electric vehicles.
4. Buy brand batteries from well-known enterprises and large enterprises. Batteries are generally provided by professional battery manufacturers. The quality and price of batteries produced by different brands and manufacturers are different. Well known and large-scale enterprises have large scale, strong technology, good after-sales service and guaranteed battery quality.
5. Purchase intelligent charger with automatic control matched with battery. A suitable charger can automatically adjust the charging size and time, which is conducive to prolonging the service life of the battery.
