Royale Luxury Ceramic Hair Straightener Brush - Genius Heating Element, Ionic Technology (Rose Gold)

Is this worth it? i've got 2b wavy hair. would this work for me? is it better than other brands on the market? thanks! :-d

Is this brush worth it? Is it better than using a flat iron on my hair? Thanks!! :-D

Is this dual voltage 110-220

Can you lock this straightener closed?