PR2FK20M is a 2 m long power cable for Teltonika routers. The input connector of the cable is 4-way screw terminal, but the output connector is 4-pin with 3 mm pitch. The color coding is the following: red wire is power (+), black wire is ground (-), green and white wires are input/output/NC. The power cable is suitable for RUT2xx, RUT3xx, RUT9xx, RUTXxx, TRB1xx and TSW1xx series models.