Anybody tried that “Grill Daddy” grill cleaner?

Does that thing work?

1.www.gopher.com
2.www.grillmojo.com
3.www.buygrilldaddy.com
Test It Tuesday: The Grill Daddy Pro

Grill Daddy GD12952S Grill Daddy Pro Grill Brush

$14.96

Steams baked on food and grease away as you brush. Easy-to-use, preheat, brush, rinse, and sterilize. Leaves grill spotless and sanitary. Specially designed stainless steel bristles clean in between grill grates [...]