The EcoFlow Stream Battery Ultra is an innovative energy storage solution equipped with an integrated microinverter. With a robust battery capacity of 2 kWh, this device enables efficient utilisation of photovoltaic systems and ensures a reliable energy supply in the home. The combination of high efficiency and intelligent energy management ensures sustainable independence from external power sources. The quiet operating noise and the ability to work in a wide temperature range make the Stream Battery Ultra suitable for both indoor and outdoor applications. In addition, the device offers comprehensive protection against dust and water with an IP65 rating, which emphasises its versatility and robustness.