Better choose with polisher function Got pros: The remote control, the ability to install a coarse filter (), perfectly cleans during daily cleaning, if it works for at least 2 years, it will recoup its cost, bought for 26,000, there is enough water tank for a maximum of 35 squares with a maximum water supply, jumps the threshold of 2 cm, perfectly bypasses obstacles ,curtains are not a hindrance if you turn off obstacle avoidance, one charge is enough for 140 kV on a laminate floor at medium power, a collapsible brush on both sides Cons: No wiping with a Christmas tree, small equipment at such a price, sometimes it cannot find the base, there is no spot cleaning, the filter cannot be washed in water, the battery is guaranteed for six months, the black rug counts as a height difference, at 15% of the charge it does not remove