Status 5 Litre Air Coolers: What to Compare Before You Buy

It describes the water reservoir capacity. It does not tell you how much air the unit moves or how much it can cool.

No. An evaporative cooler uses water evaporation and a fan; it does not work like a refrigerant-based air conditioner.

Performance depends on airflow, room size, humidity and ventilation. Check the maker’s stated use area and keep the space ventilated.

Only if the exact model’s instructions allow it. Follow its fill line and care guidance.