Remote control Car key frequency test device.Fast test remote frequency PCB Borad with 9V battery.frequency wireless test

Safe packaging

Free shipping, economy convenient and easy to carry .Fast test and check remote frequency PCB Board  with 9V battery.

1.  economy convenient

2  easy to carry

3.Fast test

4. clear to check the frequency

About How to use Question and Reply.

Pls noted A B C D.

1.

  Q: How to use this product?

  A:Power interface connection the  PCB Board.Ohter hand concet the battery " - + "    

   is : A, connect  C  and B connect 9V Battery.

2.

    Q: How to  test and check the remote frequency ?

    A: When finished connect line, than  Put the remote key  in the  D positon,press any button. test finished.