Logbook 5. August 2018, Haven't seen examples of sleeping pads combined with solar cells, so been drawing an idea up for one
The Solar Power tent Paradox
Logbook 4. August 2018 - sketching up ideas and thoughts on hiking tents with solar power panels
Solar power backpacks Research
Logbook 2. August - sketching and researching backpacks with solar panels today
Cone solar power for hiking concept
Idea for a strange independent backpack mounted solar power panel