Specification: Brand new Input Voltage: 5V Output Voltage: 9V / 12V Max. Output Current: 1A (9V), 0.8A (12V) Interface Properties: USB hole convert to DC round hole Cable Length: approx. 0.8m/31.5 in Tips: 1.9V/12V boost cable USB power supply port should not be connected to the USB port on the computer; The 9V/12V boost cable current output is less than 1A. If your router/light cat current is greater than 1A, it cannot be used.
