30a Pwm Solar Charge Controller for 12v Solar Panels with USB Output

Note: can only use photovoltaic panel as power source, solar energy controllers, marine solar charge controller; USB solar charge regulator: suitable for charging, lithium-ion and lithium iron batteries, solar charge controller; Solar controller: clear digital display, easy to adjust the settings you need, pwm controller; Solar panel controller: made of material for lasting use, solar controller board; Charge controller solar panel: built-in timer for more convenient control, solar panel power supply regulator

What's in the box
1 x Solar Energy Kits