Want to learn how to build a powerful yet simple 5000W #Offgrid #solar #system? (It uses #powergrid as backup)
VideoVersion with very tiny batteries already Upgrades to 15kWh #LiFePo4 which lasts around 3 days
VERY IMPORTANT: work with cell vendor that accepts returns because #China likes to mix #gradeA and #gradeB and sell as #gradeA (#eve 280Ah)