You can use the same panel to create a filter from any search in just a few clicks.
在同样的面板上，只需几次点击，就可以自定义一次过滤搜索。
2
The amount involved is minuscule, as is the quantity of electricity needed to keep the filter charged (a small solar panel would be sufficient to supply it).
它所耗费的成本是微不足道的，只是这种过滤器需要一定的电能(一个小型太阳能板足够给它供能)。
3
The air filter is located below the connection panel.