Topic

solar charging

2 videos. Ranked by independent recommendations, not by views.

1. 

   1 Solar Battery Charger (LiPo/Li-Ion) || DIY or Buy

   GreatScott! 5 people · 4 months · since Jan 2019

   Recommended for seeing how a CN3791 solar charger for lithium cells is put together, and at least one viewer has built their own from its schematic.

2. 

   2 #155 The 5 Best Solar ChargerBoards for Arduino and ESP8266

   Andreas Spiess 3 people · 3 months · since Aug 2017

   Andreas Spiess's comparison of small solar charger boards, pointed to when choosing a charger for low-output panels and microcontroller projects.