Description: Sleek and Efficient Design: This 100Khz-1GHz Broadband Field Strength Meter features a simple yet efficient design that is aesthetically pleasingWide Frequency Band and High Sensitivity: The device operates within a wide frequency band of 100KHz-1000MHz. It comes with an antenna that supports 400-470Mz, but for testing signals of different frequencies, it is recommended to use antennas of corresponding frequencies for better results and sensitivityAdjustable Pointer Amplitude: The amplitude of the pointer can be adjusted to protect the meter headBuilt-in Automatic Damping Function: This feature acts as a cushion to keep off damage caused by rapid needle swingsCompact and Portable: With dimensions of 98*66*47mm, this device is small in size, making it easy to carry around Specification: Material: pp Size Chart: 9.8cmx6.6cmx4.7cm/3.86inchx2.60inchx1.85inch Package Includes: 1 set of?Field Strength Meter Note: Please allow slightly errors 1-2cm differences due to manual measurement.