With the addition of the ABS casing and the packaging, Compared to many customers using 3D printed housing, it saves costs The battery usage can be displayed on the interface Support time domain analysis function (TDR) Support typec-typec line, more convenient to connect to mobile phones ,Support to most Android phones with the same screen display Solve the problem of small screen, insufficient brightness and so on Measurement Frequency:10KHz -1.5GHz RF Output: -13dbm (maximum -9dbm) Frequency Accuracy: Less than 0.5ppm Measurement Range: 70dB (50kHz-300MHz), 50dB (300M-600MHz), 40dB (600M-900MHz) enable extended firmware) Port SWR: Less than 1.1 Display: 2.8 inch TFT (320 x240) USB Interface: USB Type-C; Communications Mode: CDC (Serial) Power Supply: USB 5V 120mA, built-in 650mAh electricity, maximum charging current 0.8A Number of Calibration Points: 101 (Fixed) Number of Scanning Points: 101 (Fixed) Display Tracking: 4, Marking: 4, Save Setting: 5 Measuring S parameters, voltage standing wave ratio, phase, delay, Smith chart and the like (The product printed words may vary depending on the batch, but this does not affect use) Color:As Shown Material:ABS Package Contents: 1 * NanoVNA-H Vector Network Analyzer kits