This Review Title is ALREADY NOT WORKING! JULY 2019 and the content is: PURCHASED IN APRIL. NOT WORKING IN JULY. DOESN'T COME ON WHEN POWER SWITCH FLIPPED. IT SHOWED SIGNS OF POTENTIAL FAILURE FROM THE DAY I RECEIVED IT. SUCTION WAS EXTREMELY WEAK. I HAVE HAD SEVERAL DEVICES THAT WERE CHEAPER WITH MUCH BETTER SUCTION..There are other information for this review, one is This reviewer did purchase it and the other is 0 people think this review is helpful.