NanoVNA-H PCB UpgradeFeatures added after the update:Lower power supply noise, less noise when using harmonics;Built-in 400mAh batteryAdd a -SD card to save the test data;Add support; the port names to Port1 and Port2Colour: blackMaterial: metalPackage Contents:1 * NanoVNA (with 2.8-inch touch screen, 400mAh battery)2 * 20cm SMA male to male RG174 RF cable1 * SMA female to female connector1 * SMA Simple Calibration Kit SHORT1 * SMA Simple Calibration Kit OPEN1 * SMA Simple Calibration Kit LOAD1 * USB Type-C data cable1 * Touch pen1 * PickOnly 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.