Item Type: Frequency Meter_x000D_ Material: PCB+FR4_x000D_ Color: Dark Green_x000D_ Power Mode: 9V Battery (Battery Not Included)_x000D_ LCD Display Screen Size: Approx. 38 x 16mm/1.5 x 0.6in_x000D_ Product Size: Approx. 60 x 33 x 26.5mm/2.36 x 1.3 x 1.04in_x000D_ Frequency Range: 1~ 500 MHz, Resolution 100Hz 1Through the SMA jacks (female) input, higher reliability and durability. 2The frequency test range is wide, ranging from 1 to 500 MHz, with a resolution of 100 Hz. 3LCD display with backlight, the backlight color is usually yellow?green. 4Powered by 9V battery (not included), low power consumption, easy to use. 5Standard interface, can easily connect to other test line or antennas. 1 xFrequency Meter