Features: The upgraded NanoVNA H is a powerful tool for measuring and analyzing the performances of circuits. With a wide frequency ranges from 50KHz to 1.5GHz, the NanoVNA H provides precise measurement results and supports various modes and display methods. Designed for professionals such as electronic engineers, wireless communication enthusiasts, and circuit designers, as well as students and hobbyists interested in the characteristics of circuits. Perfect for debugging, testing, and optimizing circuits, including antenna design, filter design, and power amplifier design. Also suitable for use in teaching laboratories, research institutions, and the electronics manufacturing industry. The upgraded NanoVNA H, made of durable plastic, provides an easy to use solution for measuring and analyzing the characteristics of circuits. Explore this world of circuit design with this advanced device. Specifications: Material:Plastic Size:As Picture Shown Measuring frequency: 50KHz ~ 1.5GHz Radio frequency output: -13dbm (maximum9dbm) Frequency accuracy: < 2ppm Frequency stability: < 0.5ppm Measuring range: 70dB (50kHz-300mhz), (50dB (300m-900mhz) and 40dB (900m-1500mhz)); Port SWR: < 1.1 Display: 2.8-inch TFT (320 x240) USB interface: USB type-C communication mode: CDC (serials) Power supply: USB 5V 120mA, built-in 400mAh battery Package Includes: 1 Set Antenna Analyzer note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.