All the bulbs are LED. Much superior in comparison to the original incandescent bulbs. These do not produce any heat, heat that damages internal filters and boards.) 

1.  4 x 5.5" by 3.5" pieces of blue light filter elements, enough for the 2 meters. You can use either one or 2 at a time to make it deep blue shade. Old gel filters turned brown and brittle with age due to heat generated by the incandescent OEM bulbs. 

2.  4 x warm white LED Bi-Pin bulbs with Titanium Body for indicators. 

3. 14 x 6.3V Bayonet LED bulbs: 

   8 x warm white for meters  (These have a frosted/milky lens that allows the light to spread at a wide angle, just like an incandescent.)

   4 x  green for lettering These bulbs have 5 diodes that allow the light distribute evenly and at much wider angle than other LEDs. These light up all the lettering evenly and well)

4. Step by step instructions with color images and very precise details on how to install the bulbs and take the unit apart properly (this will be provided in digital form).