![This circuit is connected to a solar panel, that is not charging the battery enough (batteries were tested and are working properly), what kind of solar panel should I get? 5V 2W? This circuit is connected to a solar panel, that is not charging the battery enough (batteries were tested and are working properly), what kind of solar panel should I get? 5V 2W?](https://preview.redd.it/5rfniktx6o281.jpg?width=640&crop=smart&auto=webp&s=63e5b814a98099022767b62bf0a7c155c1080c7d)
This circuit is connected to a solar panel, that is not charging the battery enough (batteries were tested and are working properly), what kind of solar panel should I get? 5V 2W?
![arduino - Solar panel does not charge after lipo battery is low - Electrical Engineering Stack Exchange arduino - Solar panel does not charge after lipo battery is low - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/j4Ypn.jpg)
arduino - Solar panel does not charge after lipo battery is low - Electrical Engineering Stack Exchange
![Why battery not charge with solar |Maximum charging current for battery|Rooftop Solar Buying Guide - YouTube Why battery not charge with solar |Maximum charging current for battery|Rooftop Solar Buying Guide - YouTube](https://i.ytimg.com/vi/fdL5vWG1e5s/sddefault.jpg)