Material and Technology :ABS+PCInput Voltage:Type-C:DC12-24VOutput Voltage:①A+C+A(22.5W+20W+12W)a.5V3A/5V4.5A/4.5V5A/9V2/12V1.5b.5V3A/9V2.22A/12V1.67Ac.5V2.4AOutput:54.5WRated Power:①no-load power;≤0.5W(40mA)②full-load power;≤54.5WUSB quantity:Type-C*1 USB-A1*1 USB-A2*1Built-in sensitive microphone, hands-free callingSupports FM Radio transmittingSupports TF card playbackDisplay of battery voltage