About Tek Light
10 Pack of Tek Lights The Tek Light is an end-game tool in ARK: Survival Evolved. It is part of the Tek Tier item set. The Tekgram is unlocked by defeating both bosses in the Ragnarok Boss Fight on Gamma or higher difficulty. Useful for spelunking, they can be attached to any surface, self powered by Element Shards , or linked to generators, and picked-up after placement.