Identify the battery solar street lamps component quality do?

How to identify the battery components of the solar street light quality? Solar street lamps factory small make up to you, the main contents are as follows:

1. The conversion rate, high conversion rate is the guarantee of stable income! This is don't see the surface of the conversion efficiency, need to compare the component parameters;

　　2. See welding process, the cell string if there is any leakage welding welding, this can be directly through the appearance to see;

　　3. See merchants, component suppliers, industry mainstream brands, big brands components of quality assurance and after-sales service guaranteed;

　　4. See a border quality, strict rectangular, error is too big;

　　5. See the quality of the back pressure, pressure have uneven, or bubble, fold, etc. To find out is not hard to bubbles and fold, can be seen in the sun.