xantergu'i lujvo

x1=g3 is a flashlight/portable light source for illuminating g2, emitting light form x3=g1.

Cf. selbeika'e, selbeifonxa, selbeiskami.

In notes:

selbeifonxa
f1 is a mobile/cellular phone attached to system/network f2.
selbeika'e
k1 is portable/can be carried under conditions x2=k3 (event/state).
selbeiskami
s1 is a laptop/portable computer for purpose s2.