Adopt Multi-Feed Point Design, The Phase Center Coincides With The Geological Center To Minimize Measurement Errors. The Antenna'S High Gain And Wide Beam Good Reception Of Satellite Signals At Low Altitudes Resistant To High And Low Temperature Impact, Waterproof And Uv-Proof Antenna Cover Ensures That The Antenna Can Work Outdoors For A Long Time. Antenna indicators: 1. Frequency range:1166MHz-1278MHz; 1521MHz-1608MHz 2. Impedance:50ohm 3. Polarization :right-hand circular polarization (RHCP) 4. Horizontal surface coverage angle:360 5. Output standing wave:less than equal 2 6. Maximum gain: equal 5dBi 7. Antenna axis-to-axis ratio:less than equal 3dB 8. Phase center error:2mm Low noise amplifier specifications 1. Gain:40dB2dB 2. Noise coefficient:less than equal 2dB 3. Output standing wave:less than equal 2 4. Output impedance:50ohm 5. In-band flatness:2dB 6. Output P1 compression point: equal 0dBm 7. Working voltage:DC 3.3-16V 8. Working current:less than equal 45mA (typical value) 9. Differential transmission delay:less than equal 5ns Structural properties 1. Connector form: -K 2. Bottom installation thread: centering rod installation, installation thread specification, inch coarse thread 5/8inch-11, depth 12-14mm Environmental characteristics 1. Working temperature:-40C-+85C 2. Storage temperature:-55C-+85C 3. Humidity:95% non-condensing Note:Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use Colour:As Shown Material:ABS Package Contents: 1 * Positioning Antenna 1 * Connecting Cable 1 * Suction Cup Base Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.