Nissei NS 60A Antenna Analyzer Unit Price - 22450/Pcs + GST 18% Frequency Range ~ 0.5~60Mhz VSWR 1:1 to 9.9:1 Impedance ~ 0 to 300 Ohms Interference Detection ~Built-in field-strength indicator with a range of -30 to +20 dBm Display ~ 2-inch (5 cm) color TFT screen Power Supply Built-in 3.7V, 1800mAh lithium-polymer rechargeable battery Physical Dimensions ~ Size: 6.9 cm (W) x 8.9 cm (H) x 2.5 cm (D) Connector Type~ BNC Female