>> https://m.aliexpress.com/search.htm?keywords=led+pen+light
>
> tamsta ne taip supratot: reikia tokio, kuris leistu rasyti tamsoje
> https://www.google.com/search?q=led+tip+pen&source=lnms&tbm=isch&sa=X&ved=0ahUKEwiLh-eN4e7PAhXFEywKHQ2_AlwQ_AUICCgB

http://www.dx.com/p/iron-ballpoint-pen-w-white-led-light-1-x-aaa-116870#.WAu_a4997Dc

- Allows write in dark with built-in white LED emitter

gal atsiras kada..

o siaip gal sitas 5pysu lot'as uz 9$ sueis:

https://www.aliexpress.com/item/LED-light-ballpoint-pen-cheap-LED-light-pens-Plastic-material-Light-emitting-ballpoint-pen-Writing-in/32664987872.html