VNA VNA-F HF VHF UHF Vector Network Antenna Analyzer + 4.3 Inch IPS LCD + Metal Case V3.1 Version Measuring S Parameters, Voltage Standing Wave Ratio, Phase, Delay, Smith Chart ,Easy to Use

1. Use4.3-inch IPS TFT LCDscreen, with a larger view angle and can be seen clearly in strong outdoor light. 2. Switch to large capacity5000mAh lithium battery, standby time is longer, and expand a USB interface. Usually, it can be used as a rechargeable treasure when the instrument is not used. 3. The IC is charged by high current 2A, and the charging time is shorter. 4. Change to larger and better operating wave wheel. 5. Switch to a power switch with a greater sense of operation and a better sense of operation.