【High Conversion Rate】This 20W solar panel with monocrystalline A+ solar cell has an excellent cell efficiency of 21%-30%. Material: Aluminum, Monocrystalline Silicon. It takes no power from the battery.
【High Conversion Rate】This 20W solar panel with monocrystalline A+ solar cell has an excellent cell efficiency of 21%-30%. Material: Aluminum, Monocrystalline Silicon. It takes no power from the battery.