[Cordless Straightening Comb] Our Cordless Hair Straightening Brush is different from traditional hair straightening combs. It is equipped with a 2600mAh battery and supports up to 60 minutes of cordless use. It can be used anytime and anywhere without looking for a power source. It is very suitable for traveling. , Use for emergency appointments.[USB Charging] Wireless Hair Straightener adopts USB interface charging method. power bank or car interface without looking for an outlet. The charging time is 4 hours, and it can be used for about 60 minutes after being fully charged.[Constant hair care] The cordless straightening brush has a constant temperature of 200 C, rapid heating, uniform heating, and protects the elasticity and strength of the hair.[High Density Combs] Our Cordless Hair Straightening Brush adopts high density stylish comb design, which effectively reduce frizz, broken hair and other problems, smooth frizz and make hair smooth and shiny (do not use it while charging ).