How to pump water without wires？

Solar water pumps enable you to move water from its remote source to where you need it, without access to power lines.Solar pumping has three primary uses...

Why is summer not the season with the highest photovoltaic power generation?

High temperature causes component power attenuation,Under operating conditions greater than 25 ° C, each time the temperature rises by one degree, the output power of the component will cause corresponding attenuation.