On this video I show you a simple and very cheap way to get your node out in the open and solar charged, if you live in a dimmer climate no reason you cant daisy chain these units together to get the unit to be totally self sustained.

Here are the Links to the parts that I used, im in the UK the source for your country of origin may be different.

https://www.amazon.co.uk/dp/B07L2PH53...

https://www.amazon.co.uk/dp/B07MM1NHH...

https://www.amazon.co.uk/dp/B0846KH4R...

https://www.amazon.co.uk/dp/B0B1M8P1R...