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Product name: 250Mhz-450Mhz Portable Wireless Frequency Counter

Frequency Reader Counter is a test frequency wireless remote control apparatus that can accurately test the frequency of the remote-controlled device, and can clearly be displayed. Test method is very simple, just need to test the remote control device close to the frequency counter will be able to accurately test out the remote control frequency. (Valid test range is not more than 10cm).


  • This is a portable frequency counter
  • Great for electric door controller manufacturers, automatic door manufacturers and other fields
  • With a 4-digit screen, the result can be clearly displayed
  • Easy to use and carry


  • Effective Test Range: 250Mhz to 450Mhz
  • Valid Test Range: Less than 10cm
  • Powered by a 9V 6F22 battery (Not included)
  • Operation Voltage: DC9V
  • Standby Current: 40mA
  • Operating Current: 51mA
  • Size(L x W x D): Approx. 9.3 x 5.8 x 2.4cm / 3.7 x 2.3 x 0.9 inch

Package Includes:

  • 1 x Frequency Counter
  • 1 x Battery Connector

LINK: Made-In-China