Power banks are a convenient way to fill up your phone, tablet, or even laptop when you're on the move. But what if you need to charge a larger device? You can simply use a power station. These carry big enough batteries to handle much larger appliances, including TVs and fridges. Unfortunately, they're usually costly, but thanks to this deal, you can get Prymax's 300W power station for just $180 on Woot, which is $90 off its traditional price.

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