Handle Material: ABS+PC Brush Material: Ceramic coating Type: Ionic, Electric Battery voltage:DC7.4V Power:35W Temperature setting:4 Temperature Settings Temperature range:140℃-160℃-180℃-200℃ Function: Straightening hair and styling hair Charging time:3.5 hours Charging interface: USB, Type-C Negative ions:200 million Battery capacity:4800MAH*2