MUST Solar Inverter PH1800 Plus Serie 3KW 5KW 5.5KW Parallel Hybrid Solar Inverter

PH1800 Plus series hybrid solar inverter, it can realize self-consumption and feed-in to the grid from solar energy with best solution according to your setting. During the daytime solar power can run your home appliances and if there is extra solar power it will feed-in to the grid or you can choose to save them on the battery to backup when power failure or nighttime.
Features:
Pure sine wave output
Self-consumption and Feed-in to the grid
Programmable supply priority for PV, Battery or Grid
User-adjustable battery charging current suits different types of batteries
Programmable multiple operation modes: Grid-tie, off-grid and grid-tie with backup
Monitoring software & Wifi Kit for real-time status display and control
Support parallel operation up to 3 units

[@vadymdr.2986]

My model is PH 1800 Plus MPTT 3000VA 24V. Good model, start work from 30V PV on panel.
I have some questions:
1) Can this model work without battery?
2) Why software Solar Power Monitor detect my model as PV1800?

[@KassimRamathan]

Price plz

[@michaelk9123]

Attention: This inverter is missing many important certificates (VDE 4105) for central europe, to be able to feed back into the local grid. If you are living in europe - Stay away!