100% Original and Goo d Quality with Free After-sale Warranty . The role of negative ions is to lock the hair scales during the styling process so as to lock in moisture and keep the hair smooth and shinyReducing the negative ions of the hair bifurcation can neutralize the positive charge in the hair to eliminate the generation of static electricity, effectively reduce the hair rough split and other problemsSafe thermostatic hair care 20 seconds fast heating styling without waiting3D overlapping design of comb teeth anti-scalding comb teeth heat insulation anti-hot comb teeth smooth reduce pulling hair heat insulation protection anti-hotThree levels of intelligent temperature control for different hair typesProduct parametersName: Straightening combVoltage: 7.4VRated power: 35WCharging method: TYPE-CBattery capacity: 4000mAhCharging time: 3.5 hoursBattery life: 3.5 hoursMaterial: ABScolour: Grey+redPackage Contents:1 x Curling Iron1 x Type-C Data Cable1 x english manualOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.