Severin offers a 21.6 V 2000 mAh battery for its robotic vacuum cleaners. This model, Severin 7227, is designed to provide reliable power to vac robots. It is typically used as a replacement battery for ensuring uninterrupted cleaning performance. https://elecena.pl/product/28903087/severin-7227-battery-21-6v-2000mah-replacement-for-vacuum-cleaners 2025-06-04 https://elecena.pl/product/28903087/severin-7227-battery-21-6v-2000mah-replacement-for-vacuum-cleaners 2026-07-03