The world’s first wireless portable AC with heater. EcoFlow’s tailor-made compressor enables WAVE 2 to provide 5100 BTUs of … source Post navigation This backpack has a 512wh power station in it! Bluetti's “Handsfree 2” all new product. NEW BLUETTI AC180 Portable Power Station | 1,800W 1,152Wh Rechargable Solar Energy Green Safe.