ef ecoflow river max portable power station, 576wh backup lithium battery with 3 x 600w (peak 1200w) ac outlets & led flashlight, clean & silent solar generator for outdoor camping rv ef ecoflow if you are always on the go, spend your time adventuring outdoors, or just need some peace of mind if the power goes out in an emergency situation, the ecoflow river max portable power station is the portable generator for you. a versatile modular design gives you the ability to customize the size and amount of power supply with a detachable extra battery. x-stream charge technology provides a quick charging experience, charging the power generator from 0-80 percent in just an hour. recharge your portable generator with an ac wall outlet, 12v car adaptor, or solar panels. compatible with ecoflow solar panels that are sold separately, you can generate clean and reliable solar power anywhere life takes you. powerful and portable with up to 1800-watt x-boost technology that can power up to 10 essential devices and a convenient carrying handle, give yourself the power and convenience you need with the ecoflow river max portable generator.