# ☀️ How sensitive is the Natural Light 48-watt Solar Attic Fan to shade or clouds?

*Published: 2024-04-04 | Updated: 2024-10-24 | Source: https://shopsavvy.com/answers/how-sensitive-is-the-natural-light-48-watt-solar-attic-fan-to-shade-or-clouds*

---

## Product: Solar Attic Fan 48W by Natural Light
**Brand:** Natural Light

The Natural Light 48-watt Solar Attic Fan really relies on direct sunlight to run well. According to the manufacturer's product details, the fan gets its power from a 48-watt solar panel, which means it mostly works when the sun's out.

From what we've found, shade or cloudy weather can have a big impact on how well it works. So, if the solar panel is even partly shaded or the skies are overcast, it might not work at its best. And once the sun goes down, it stops completely since there's no backup battery.

It's worth considering this dependency on sunlight, especially if you live in a place with lots of cloud cover or if you need ventilation around the clock. Some folks have mentioned they wish it had a backup power option for cloudy days or nighttime, but that's not currently included. 

If having constant ventilation is really important, you might want to look into adding an [electric attic fan](https://www.shopsavvy.com/redirect?url=https%3A%2F%2Fwww.amazon.com%2Fs%3Fk%3Delectric%2Battic%2Bfan%26tag%3Dssw.ans.tx-1-20) that runs on your home's electricity for more consistent performance.

For those who enjoy DIY projects or don't mind investing a bit more, some have set up their own backup power solutions. Just be cautious if you go down this route—it's a good idea to talk to a professional to make sure any changes are safe and won't void the warranty.

In short, while the Natural Light fan is a great eco-friendly choice for sunny days, its performance during cloudier periods is something to think about depending on what you need.

---

*Where this comes from: This answer is based on ShopSavvy's product database, real-time pricing from thousands of retailers, and analysis of user reviews to give you a well-rounded picture.*