"Wireless WiFi HD Otoscope Camera Multifunctional Ear Picker"

I don't want to see the inside of my ear, nor broadcast it to the internet over wifi, but it is 70% off...

"Showsee IPX6 Waterproof Electric Dental Calculus Remover"

Don't want any calculus on your teeth, they could start multiplying.

"Xiaomi Mijia Internet Desktop Dish Washer."

Good question this: