Solar led solar street lights outdoor lithium battery charge does not charge how to distinguish?

Solar street lights use lithium batteries as energy storage devices, converting solar energy into electricity through solar panels, and then storing it in lithium batteries for night lighting. To distinguish whether the lithium battery of the solar street lamp is charged, it can be judged from the following aspects.

First of all, you can judge whether the lithium battery is charged by observing the working state of the solar panel. If the solar panel is working properly, it indicates that the solar energy is converted into electricity and charged into the lithium battery. You can observe the indicator light on the solar panel or the voltmeter, if the indicator lights up or the voltmeter shows an output voltage, it means that the solar panel is working and charging the lithium battery.

Secondly, you can judge whether the lithium battery is charged by observing the brightness of the solar street lamp. If the solar street light normally lights up at night, and the brightness is high, it indicates that the lithium battery has been fully charged or the power is sufficient. If the solar street light is low in brightness at night or cannot light up normally, it may be because the lithium battery is insufficient and needs to be charged.

In addition, you can judge whether the lithium battery is charged by observing the working time of the solar street lamp. If the solar street light can continue to work for a long time at night, it indicates that the lithium battery is sufficient, has been fully charged or is more sufficient. If the solar street light can only work for a short time at night, it may be because the lithium battery is insufficient and needs to be charged.

Finally, you can determine whether the lithium battery is charged by using a professional battery testing instrument. The battery testing instrument can measure the voltage and current of the lithium battery, so as to judge the charging state of the lithium battery. If the battery test instrument shows that the voltage and current of the lithium battery are high, the lithium battery is being charged. If the battery test instrument shows that the voltage and current of the lithium battery are low, it may be because the lithium battery is insufficient and needs to be charged.

In summary, by observing the working state of solar panels, the brightness and working time of solar street lights, and the use of professional battery testing instruments, it can be more accurate to determine whether the lithium battery of solar street lights is charged.