1.Heated and polished rotating cylinder (90-140rpm) 2.Four rows of precision-aligned bristles 3.Patent-pending design and gentle heat 4.Effective for making dozens of hair styles within ten minutes 5.Volt:120v(60hz)/220v(50hz) 6.Watt:130w 7.Three temperature setting Hi(triple bar)385¿h: for thick and coarse hair Med(double bar)315¿h :for thin to medium-textured hair Low(single bar)285¿h: for fine and thin hair 8.Double function, straighten and curl hair 0.8kg/pcs 20pcs/carton Nw:17.5kg, gw:18kg Carton size:76*37*34.8cm 20gp:5720pcs Color box:36*15*8.5mm