The test board kit is used for the convenient measurement plug- and devices of NanoVNA or other vector network analyzers. This test board contains a plug-in test circuit compatible with VNWA Testboard, and adds a 0805 and 1206 test circuits. The circuit cannot fully consider test conditions. Some devices may need to be cut over. make you have enough Hands-on . This circuit board has not been soldered shipment. bring your own soldering tools. a test circuit according to your own test needs. Colour:As shown Material:ABS+metal Package Contents: 1 x Testboard motherboard 6 x SMA female 4 x 6mm copper stud 4 x M2.5 screw 2 x 40pin round row 2 x 0805 49R9 calibration resistance Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.