Application: Applicable to constant temperature heating such as auto isolation box and the similar. Technical Parameters: Working Voltage：DC 12、24V Curie Temperature:220°C Surface Temperature:180°C Size:110?24?7(mm) Rated Power：100～200W Max Current:20A Description: Patented Product ********************************************************** Note: We also have several other PTC constant temperature heaters, either patented or normal type. Please kindly inquire for more details. **********************************************************