Note: If you choose 9V cable,Type C PD charger or USB C PD powerbank must with 9V output,choose 12V cable,Type C PD charger must with 12V output,and so on,the power cable output voltage is stable,can not change output voltage,9V,12V,15V,20V output for choice.; The output voltage is fixed and cannot be changed 3.3ft USB C to DC 5.5mm x 2.1mm Power Charging Cord for Laptop (5521), 12V USB Type C Male Input to DC 5.5 x 2.1mm Male Power Charging Cable USB C to DC 5.5MM x 2.1mm for laptop, Type C input,5.5x2.1mm plug output,The length of 98cm is enough for your daily use,our cable support 60W max USB C to DC 12V: Built-in a PD smart chip,it can convert the PD Charger into DC 12V. It supports 12V 3A Max Widely Usage, Super convenient for different kinds of devices such as fan, table lamp, LED light, wireless router, Modem,speakers and more.Suitable For laptop CCTV camera, WIFI router, stepper motor, desk lamp, speakers, headset, mini fan, LED light, and other devices.