robot vacuum cleaner Automatically returns to home base for self-recharging when low on battery power robot vacuum cleanerKey features1. Resumes cleaning after battery recharge completion 2. Built-in fragrance slot for odor removal 3. Easy roller brush removal for cleaning SpecificationsDiameter:36Height: (cm)9Speed: (m/h)16.5-18.5 cm/secApproval marks: CE, ROHSCharger: 22V DC 1000mAPower: 55 ...