Ultenic Cordless Vacuum

Mostly. It picks up dog hair and long human hair well, and the anti-tangle brush keeps hair from wrapping the roller. Heavy shedding is the exception: thick clumps of dog hair can clog the U16, and you'll need to stop and clear the blockage before carrying on.

For a smaller home, yes, and comfortably, even on the higher settings. The removable battery is rated at up to 60 minutes in auto mode. In a large house running on max suction, expect the U16 to need a recharge before you're done.

Yes. The wand folds flat at 180°, so the floor head slides under couches and beds without you bending over or kneeling. The whole U16 is light at 6 lb, which makes that folded reach easy to hold for longer than a minute or two.

Yes. It makes dust and hair on hard floors easy to see, so you can tell what's been missed instead of guessing. It shows up best in dim rooms and under furniture, and less so in bright daylight, where the U16's beam is harder to make out.

A few units develop faults after six months to a year: suction fades, the motor runs louder, or the battery stops charging. It isn't the typical outcome, but it happens often enough that you should keep proof of purchase for the U16 and note when the warranty runs out.