1) Material: mop / polyester 2) Power: 1 x AA batteries (not included) 3) Operates for up to five hours non-stop 4) It moves at random, changing the course automatically by microcomputer control, and catches the dust of a floor and the hair 5) Size: 10cm x 10cm x 10cm 6) Package Contents: - 4 x Cleaning covers (random color delivery) - 1 x Roll ball
