The warm-up is very quick and it is adjustable, the product has a very good design, rather heavy and is well in hand! The power cord is the correct size and rotates 360 °, a good point. Easy to use, just take strand by strand, insert them into the ceramic head and wait the confirmation beeps for a convincing result but unfortunately that will need a little help for support, kind lacquer. Easy to use, quick once we took the hand, it will make you good service at lower cost, the price of this product coming down ... Well, you will not have a professional result and you may, at least initially, to do and undo some loops: The 3 T ° possible with the hottest possible to get better results if your hair withstand the highest temperature that at which the loops will have the best chance to hold! Calor knows how good products and this one is no exception to the rule ...