USB Boost Converter DC 5V to 9V 12V USB Step-up Converter Cable + other two connector For Power Supply/Charger/Power Converter. Input Voltage: 5VDC from USB port and has switchable Output Voltage: 9V or 12VDC Rated at Max. Output Current: 9V 2A or at 12V 1.5A Interface. Properties: USB convert to DC round plugs. (Two different adapters come with it. Cable Length: approx. 0.8m (about 30")

Features:

Step up regulator is designed with switch, you can choose the output 9v or 12v through it, and the LED display will show the output voltage readout. Can be used to power the router via power bank if power down. You can still have the WI-FI during power outage. if connected to your router It may also be connected to other devices which is needing 9 Volts or 12VDC power supply, such as small fan, desk lamp, solar panel, small LED Lights, Transistor Radio, power adapter etc. Fine workmanship and good performance. Small in size plus, plug and play convenient to use.