EcoFlow Battery for Wave 2 Portable Air Conditioner – With a sleek clamp-on design and a large 1159Wh capacity, this battery delivers up to 2 hours of continuous cooling or 8 hours in timed mode (mixed cooling and fan). Its detachable design ensures easy portability, while the lightweight 7.8kg build makes it simple to carry or store when not in use. Perfect for extending comfort on the go.