LEXY Magic M9 Cordless Pet Vacuum Cleaner: its design inspiration comes from future aircraft. Own weight can be greatly lowered by using lithium battery and brushless motor. Its ground brush has self-traveling function, and thereby it can be used easily. Meanwhile, the vacuum cleaner can be conveniently switched among various functions. The most revolutionary design is that it has two independent dust cups. 2L dust cup volume can be realized, it implements 21Kpa vacuum degree at most. The maximum service time is 45 minutes, which is far longer than that of the competitors.