this post was submitted on 18 Jul 2026
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I'm only half kidding. I'm a bit of a prepper and I have lots of powerbanks and devices that charge from USB but besides idling my truck I really had no other way to charge any of them in case of a long-term power outage which seemed a bit of an oversight on my part.

Not like this solves the issue. 30 watts (under ideal conditions) isn't much but it's a start.

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[–] Aetherial@nord.pub 1 points 14 hours ago

Judging by the comment section, this is also the secret solarpunk forum.

[–] UnrepententProcrastinator@lemmy.ca 40 points 1 day ago (2 children)

All i need is a gun to kill the local prepper and I'm set.

[–] Iconoclast@feddit.uk 17 points 1 day ago (1 children)

A looter - finally!

  • That local prepper, probably
[–] fishy@lemmy.today 2 points 1 day ago (1 children)

The prepper will likely be camped and there will be signs someone's been in the area recently, the looter or looters would have a pretty big advantage.

[–] HerbGrower@slrpnk.net 1 points 18 hours ago

Doesn't the defending side in a war usually suffer fewer casualties?

Be sure to check your local raid boss's tier now before the content releases. A lot of them you'll be able to solo with the right load out, but if you're unlucky you'll need to start putting together your party roster now because they aren't all made to be soloed.

[–] captain_aggravated@sh.itjust.works 6 points 1 day ago (2 children)

I'm gonna give this warning: I have a panel of that type but much larger. It's rated at ~200 watts. I've never seen it make more than 80. I don't think it's a great idea to make large, flexible solar panels, I bet something internal is cracked in it. It's...virtually impossible to handle gently. It has kick stands on 3 of its 4 panels and you CANNOT stop that one inner panel from twisting. So...I am going to avoid that style of panel if it's larger than, say, a book. OP's 30 watt panel is probably fine but if you're dealing in the hundreds of watts honestly my glass panels are easier to deal with.

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[–] IcedRaktajino@startrek.website 143 points 2 days ago* (last edited 2 days ago) (25 children)

Be careful. Those things are addicting.

That's how I started: a little 5v, 6 watt panel I stuck in the window to charge my phone while I worked. Then I wanted to charge some other stuff, so I got a 15W panel. 15w panel was nice, but 100 watts was much better, so I bought two 100W fold-up panels like you've got.

Then I bought a big 1 KWh power station that could supply up to 2000 watts. I take it camping and charge it from the two 100W fold up panels.

But, sadly, the demon had its claws in me and refused to let go. "Why should I only use that solar power two or three times a year?" the voice said. So I bought 4x 200 watt panels so I could use the power station to power my homelab and refrigerator during the day.

Still, that wasn't enough to satiate my addition. Now I've got 4 KW on the roof, 32 KWh of house battery, and a 10 KW inverter that is currently powering our house.

Am I satiated now? Only time will tell.

[–] danekrae@lemmy.world 37 points 2 days ago (13 children)

Have you calculated how long it takes/took to pay for itself?

[–] IcedRaktajino@startrek.website 43 points 2 days ago* (last edited 2 days ago) (3 children)

All of the labor has been DIY, and I've got about $9,000 invested in the system components.

Back of the napkin math, at current electric rates, puts my ROI at just under 9 years. If electric rates keep going up, it'll pay back even faster.

Edit: Depending on how you look at it, ROI could be in as few as 1.5 to 2 years. This system is in lieu of a whole house generator that would have cost us about $7,000. Had we gone with that instead, it would never have paid for itself (other than peace of mind) and we would have been perfectly content. So if I'm only considering the price difference between this and the generator, it'd only have to pay back $2,000.

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[–] adhdsergio@lemmy.world 4 points 1 day ago (2 children)

Nuclear war is followed by nuclear winter, which, among other things is caused by thick clouds, sorry!

[–] HerbGrower@slrpnk.net 1 points 17 hours ago

Is OP prepping for nuclear war though?

[–] captain_aggravated@sh.itjust.works 7 points 1 day ago (1 children)

We're not going to nuke each other. Everyone is gonna die of dysentery from Texas' lettuce-borne ass plague.

[–] adhdsergio@lemmy.world 1 points 1 day ago

I'd rather take the nuke to the face, personally

[–] bahayo@ani.social 5 points 1 day ago (1 children)

im always wanted to setup solar panel in mountain to reduce hiker gone missing type stuff

[–] Iconoclast@feddit.uk 4 points 1 day ago

You thinking about setting up a public charging spot in the wilderness? I like that.

[–] psycho_driver@lemmy.world 20 points 2 days ago (3 children)

This can power a Steam Deck. Good choice.

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[–] Iusedtobeanalien@lemmy.world 2 points 1 day ago

maybe consider upgrading to a full size wind turbine for the breezy autumn

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