The video shows two units this is for one unit but I have two available
This is for one unit as in the picture The PCB with valve holder and green flashing LED has been purposely manufactured to fit the waveguide dimensions.
The TR switch base is a sealed new unit and just light assembly required. The Flashing greed LED and circuit board are assembled . I have 2 of these if you prefer a flashing Blue or continuous LED please let me know when ordering.
I also have the circuit boards in kit form for sale for you to fit your own B7G valve tube e in my shop.
Comes with 3 volt battery box . 2AA batteries required ( not suppled)
Please email me for any more information