4-pack Window Cleaning Solution Compatible With ECOVACS Winbot W2SPRO/W1S/ W1PRO/W1/W2//W960/W880/W836/W855/W835/W860/W850/W920

- 1000ml (33.8 fl.oz) per bottle, suitable for long-term use - Fresh aroma: Blue wind chime fragrance brings a pleasant cleaning experience - Gentle friendly: does not damage glass or robot components, extends equipment life - Powerful stain removal: Quickly decompose dust, oil stains, fingerprints, stains, and dirt to make the glass smooth and new, without leaving any water marks - Compatible with Winbot W2SPRO/W1S/W960/W880/W836/W855/W835/W860/W850/W1PRO/W1/W2/W920 window cleaning robots