Welcome to our shop! Here is a detailed description of our walkie-talkie frequency meter: Features: 1. This frequency meter is small and portable, making it easy to carry. You can put it into your pocket. 2. It offers fast frequency measurement, providing quick results without any waiting. 3. The operation is easy and user-friendly, with no complicated settings. Simply follow the instruction manual. 4. The frequency range is between 50MHZ-2.4G, with an error value of +-0.3MHZ. 5. It is made of high-quality materials and fine craftsmanship, ensuring durability and reliability. Specification: - Name: Walkie-Talkie Frequency Meter - Frequency Range: 50MHZ-2.4G - Mute Range: Digital/analog mute, automatic decoding - Error Value: +-0.3MHZ - Working Voltage: 9V battery (not included) - Product Size: Approx. 9.3x5.7x2cm/3.6x2.2x0.7inch Package List: - 1 x Frequency Meter Note: - Please refer to the instruction manual for detailed usage instructions. - Press the left button for 2 seconds to boot the frequency meter, and it will enter the test mode. - To measure the frequency, simply activate the walkie-talkie within a 1-meter distance from the frequency meter. The frequency will be automatically displayed on the screen, with the first row indicating the frequency rate and the second row indicating the mute type (D for digital mute, and C for analog mute). - If you wish to measure another channel, press the left button of the frequency meter and follow the same steps as mentioned above. 100% Satisfaction: Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactory after-sales service.