Features 1、4 INTERFACES: The antenna analyzer has 4 interfaces, single point measurement, scan, system information and calibration, default single point measurement interface initialization. 2、CALIBRATION FUNCTION: The one time calibration option will automatically switch to user calibration, and during calibration process, the automatic shutdown function will be disabled. 3、EASY OPERATION: Hold down the CTRL button to power off, press the power switch button, and simultaneously press the second button and the power button to power on. 4、WORKING RANGE: This antenna analyzer operates in the frequency range of 35mhz‑2.7ghz, can measure resistance, reactance, standing and S11, with high accuracy and stability. 5、CLEAR DISPLAY: Adopts 2.4in TFT display with a resolution of 320x240, and adopts aluminum alloy shell, which is resistant to wear and corrosion, and has a long service life. Specification Item Type: Antenna Analyzer Meter Model: PS200 Material: Aluminum Alloy Frequency: 34.375mhz-2.7ghz Spacing: 1khz Display: 2.4in TFT resolution 320x240 (QVGA) Battery: 1 x 306090 3.7V 2000mAh polymer lithium battery (with built in battery) Power Consumption: <1.5W Charging Current: 400ma Charger Port: USB Charger PC Only Auto Power Off: Adjustable (Normally Open; 5-60min) Measurement Parameters: Measurement Parameters: Resistance, reactance, standing, s11 Resolution: 4 significant digits Frequency Accuracy: <±3ppm Connector: SMA K Measuring Range: Impedance: 0.1-1000Ω (absolute impedance value); Standing: 1.000 65; S11 (Db): 0.1db-60db Error (single Point Measurement): Impedance: < Absolute value of impedance x 5% 0.0.1Ω (z <200Ω, <1.5ghz) Permanent: < Effective reading x 10% ± 0.1 S11 (Db/°): 0.1 db/5° (0db~-10db); Db/°: 1db/10° (-10db~-20db), 5db/20° (-20db~-40db) Directivity: <35db (140Mhz-2Ghz calibration); <30db (2ghz-2.7ghz) Scan Points: 280 Output Level: -18dBm Working Temperature: 0-40℃ Atmospheric Pressure: 860-1060hpa Package List 1 x Antenna Analyzer 1 x Data Cable 1 x User Manual