Kenmore 31510-D Technical Details. Auto, Spot, Edge, Zig-Zag. Kenmore 31510-D Product Features. [Up To 120 Minutes Of Runtime]With a excellent battery life for even more cleaning. Auto-return & charging means your robot vacuum will always be ready to clean. Picks up so much dust and pet hair. [1800 Pa Power Suction & 3 Speed Control]Smart […]


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