EcoFlow RIVER 288Wh Portable Power Station is a compact, portable power station that is built for taking your adventure into the great outdoors. Whether you are camping, over-landing, tailgating, or boating, the RIVER series provides reliable power that lets you take your adventure anywhere. Rigorously tested by our expertly trained engineers, used EcoFlow units offer you a like-new portable power station experience with significant savings. Rigorously tested by our expertly trained engineers, used EcoFlow units offer you a like-new portable power station experience with significant savings.