VEVOR Commercial Waffle Maker, Dual-Head Round Waffle Baker Machine, 2460W Non-Stick Stainless Steel Belgian Waffle Iron with Temp and Time Control, Handle, for Restaurant Bakery Snack Bar Family

The diameter is 18cm.

This one is 110V.

This product is CE and FCC certified. It does not currently have NSF or ETL certification.

Yes, it allows adjusting baking time. The product description mentions that it comes with a precise timer and temperature adjustment knob to set desired baking time and temperature.

The product description does not mention if the plates are removable. However, it states that the baking plate is coated with a non-stick layer and can be cleaned by wiping with a soft brush or cloth. Customers appreciate its easy cleaning with some saying it is very well made.