Features: Wide Frequency: Supports frequency measurement from 0.1MHz to 2400MHz, suitable for testing needs in wide frequency. Highly precisions display: Accurately displays frequency information to help users quickly and accurately understand and monitor signal frequency. Multiple functional design: In addition to the frequency meter function, it can also be used as frequency display component integrated into other equipment. Easy to Operate: Simple and intuitived operation interfaces, convenient for users to perform frequency measurement and data reading. Electronic engineers: Professional who need frequency measurement tool for debugging and maintenance of electronic equipment. Specifications: Supports Frequency :from 0.1MHz to 2400MHz Size:about 125.525.521.5mm/4.94x1x0.85inch Light:1/2/3 Color Note: Due to the problem of lighting effects and shooting, there will mightbe tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurement Package includes: 1PCS PLJ~8LED Frequency Counter