Electri-magnet stove

JCedmonton

Can someone tell me how to use this kind of stove ? Is it true that only works with metallic pots, since the top is flat, I must use flat bottom pots to get larger area of contact ?
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, |5 @7 Q  l4 H; b7 rAlso what's the difference between current model of Malata Karaoke player compare with earlier models
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JCedmonton

Nobody has this kind of experience ?