1. During Setup And Use, Please Do Not Input Signals Exceeding 10Dbm. 2. When The Battery Is Low, There Will Be Large Errors In Signal Measurement And Output. Try To Avoid Using The Device When The Battery Is Low. 3. During Outdoor Use, Water, Static Electricity, High Temperature, Etc. Will Cause Irreversible Damage To The Equipment. 4. High Quality For Professional Use 5. Need A Professional To Install The Corresponding Accessories To Avoid Damage To The Accessories 1. Spectrum analyzer scanning frequency range: 35MHz-6000MHz 2. Maximum scanning width of spectrum analyzer: 5965MHz 3. Spectrum analyzer scanning bandwidth: 200KHZ 4. Spectrum analyzer 100mhz scanning time: Less than 150ms 5. Spectrum analyzer noise floor: -115dBm 6. Spectrum analyzer tracking source range: 35MHz-6000MHz 7. Signal source frequency output range: 23.5MHz-6000MHz 8. Signal source frequency accuracy: 0.01MHz 9. Signal source point frequency output signal strength: -30dBm-0dBm 10. Signal source point frequency output signal strength adjustment step: 0. 5dBm 11. Frequency sweep scanning range: 23.5MHz-6000MHz 12. Frequency sweep Minimum step of frequency sweep: 0.01MHz 13. Frequency sweep interval time: 0.1ms-500ms 14. Minimum step of frequency sweep time: 0. 1ms 15.Battery capacity: 5000mAh 16. Battery life: 5-6h 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 * Host 1 * Antenna 1 * Touch Pen 1 * Data Cable 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.