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All models come with a intake blade, user can change blade to make it as a intake fan from exhaust fan.
Both day/night model come with rechargeable battery which is setup in the battery case inside the fan housing, ready to go.
EG-SF101 integrated panel w/o battery
Integrated Type Extractor Wall Fan/Ventilator, only work on daytime, good for inland/outback cabin, storage, greenhouse.
EG-SF102 with separated remote solar panel w/o battery
Wall Fan/Ventilator with separated remote solar panel. 425cm wire connect the panel and the fan unit.
without battery and switch, only work on daytime.
EG-SF103 integrated solar panel with battery
Day/Night Integrated Type Extractor Wall Fan/Ventilator.comes with one rechargeable battery in battery case.
in the daytime, solar power drive the wall fan and charge the battery, after sunset, battery power the fan continuously. Fully charged battery can work over 10 hours without sunlight.
A built-in on/off swith is on the side of the fan housing.
EG-SF104 with separated remote solar panel with battery
Day/night Wall Fan/Ventilator with separated remote solar panel. 425cm wire connect the panel and the fan unit.
With one Battery and switch, fully charged battery can work at lease 8 hours without sunlight.