Feature: 1. Hand‑held frequency meter adopts dot matrix liquid crystal display, can display the measurement statistics clearly and intuitively on the screen. 2. Mainly used to measure the frequency of radio transmitting equipment, CTCSS and DCS. Fast detection, can detect CTCSS/DCS code in one second. 3. The frequency meter capable of measuring the frequency parameters of continuous carrier signal walkie‑talkies. 4. This machine adopts antenna induction test measurement, without using feeder, direct measurement, convenient and quick. 5. Wide measuring range, 1MHz‑1000MHz frequency, 51 sets of CTCSS, any DCS. 6. Easy to use and its small size allows you to carry it wherever you want. Specification: Conditon: 100% Brand New Item Type: Frequency Counter Material: ABS Optional Color: Black, Orange, Camouflage ColorBattery: 3pcs 1.5V AAA Alkaline Batteries (Not Included) Working Current: About 46mA Automatic Power Off: 1 Minute Note: This machine is a professional frequency meter, cannot measure power.. Package List: 1 x Frequency Counter1 x Antenna 1 x Instruction Note: This machine is a professional frequency meter, cannot measure power.