4-inch exhaust 110 pipe roof ventilation 10cm exhaust fan Solar car 12V circular exhaust fan ventilation fan exhaust lampblack outdoor villa roof pet room cooling dehumidification

This fan is a 12V DC, not 220V AC. Please Attention.
1. If you only buy a fan, you need to find a 12 volt power supply by yourself! (You can use a 12 volt photovoltaic panel, or a 12 volt battery, or a 12 volt step-down device to supply power.)
2. If you buy a fan + photovoltaic panel, you can use it directly. As long as the positive and negative lines are connected, the fan will be powered automatically when there is sunlight for ventilation.
3. Due to the problem of battery transportation, there is not supply the battery now.

? Protect Living Space ?- The solar fan provides an environmentally friendly way to dissipate heat, keep your house cool in hot weather, and keep your attic, warehouse, greenhouse, garage, cowshed, chicken coop and ventilated

General Q&A on Solar Exhaust Fan
Q: There is not a switch for the fan. Can a remote control switch be added?
A: 1. You can add a manual switch for the fan, 2. If you want to a remote control switch, you should buy the batteries.
Q: If you don’t buy a battery pack, can you use it at night or on a cloudy day or not ?
A: Yes, if there is no battery, it can only be used while generating electricity. It is necessary to use batteries to power the fan at night or on cloudy days.
Q: How long can the battery be used?
A: It depends on the battery capacity and the amount of power stored in it, and the power consumption of the fan. The more battery power, the longer it will take.
Q: Can it be recharged without a battery?
A: No, the solar panel only generates electricity and does not store electricity.

Our shop specializes in solar exhaust fans, solar duct fans, solar lights, and solar peripheral products. Welcome to bulk or customize more preferentially! ! !

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