Best Window Air Conditioners 2025: 11 Picks to Cool You for Years
The EcoFlow Wave 3 is not for the weak. I mean that literally, as it weighs nearly 56 pounds when attached to its 22-pound lithium battery. At 6,100 BTU cooling capacity, the Wave 3 is designed for a car, RV, tent, boat, or any space that might be either temporary or off the grid. The Wave 3 also has a slightly higher 6,800 BTU heat mode. I have a van and and a dog, so for me, the Wave 3 offers a specific type of assurance on hot or cold days. Portable doesn’t mean you can move it around a lot.