What the function of detachable power hub?
To charge more flexibly and safely.
1. Increase output ports like USB-A, USB-C and DC so the panels are compatible with more devices.
2. Provide overheat and short-circuit protection.
Why is actual power lower than 100W?
The output under standard condition is 100 watt, but the actual output could be affected by many factors such as the intensity of sunlight, temperature, weather, etc
Will the solar panels work in cloudy days?
The output will be affected by the weather. But the solar panels have auto-restart function, if the panel is blocked by shadow, it will restart to charge your device automatically when theres enough sunlight.
What cause the panel to charge slow?
The intesity of sunlight, temperature could affect the charging speed. If the charging speed is abnormally slow all the time, please tell us.
Does this solar panel charger contain battery or does it charge a battery?
The solar panel does not contain battery or store power. To charge a battery, you will need to make sure ports are compatible or have suitable connect cable.