Building a 4×4 Camper | DIY Electrical System | Installing Shawllar Solar Panels June 30, 2023 DIYchanll DIY Solar Power Systems DIY Solar I’m installing a DIY solar electric system in my overland camper build with 400w of flexible solar panels from Shawllar and a 200ah lithium iron phosphate battery from LiTime. Credit The Traveling Together Journal