SAVE $540: The EcoFlow Smart Generator 4000 is on sale at Amazon for $1,259, down from the normal price of $1,799. That's a 30% discount and the lowest we've ever seen at Amazon.

Storm season is here, and if you keep powered up with an EcoFlow Delta portable power station, you likely have several ways to recharge it. Solar and standard AC recharging are some of the easiest options, but if you want to recharge the station via propane or gasoline, there's a great deal on a dual-fuel option today.