Circuitron
TP-1 Track Power Adapter

Walthers Part # 800-2001, p. 773 Walthers 2012 HO Scale Reference
A scale, $14.95, not currently in stock at Walthers, Expected: Unknown
Miniature voltage regulator can power any CIRCUITRON LED- type Strobe
Flasher or EOT flasher from track power. Can be used as a constant
lighting unit in unpowered rolling stock. 35 mA output will power 2-3
Strobes or EOT Flashers, LEDs with a 47 ohm resistor, one #7418 ot two
#7414 Mitey Lites wired in series. Bi-Directional, output will be present
be present whether train is moving forward or backward. Can be used with
DC, AC or Carrier Control systems. .3x .3x .8"