Spec.&Feature:
  -- Multi-Function LCD Display
  -- Frequency step: 200k (digital radio signal), 1k, 100Hz.
  -- Testing distance: UHF: 8m VHF: 5m
  -- Testing range: 50MHz-2.4GHz
  -- Antenna: pulling out antenna
  -- Battery: 9V 6F22
  -- Auto power off time: 1 mins .(except for the digital signal gear)
  -- Operation: the only one button with all functions.
  -- The GY560 frequency counter can continually test the analog radio signal (handhold radio, wireless phone, etc) and digital radio signal, to display the frequency parameter with the signal strength. This is the best for the signal testing and radio maintenance