[Jay] hacked a Blu-Ray laser diode into a keychain enclosure. He found a heavy brass keychain light from Lowe’s and stuffed the diode and a larger battery inside. The existing batteries weren… ...

A caboodle of new keychains has arrived at Walt Disney World, featuring “Star Wars ... $14.99 The first lightsaber resembles Mace Windu’s famous purple laser ... Read more. advertisement.

“Currently, we are laser cutting keychains,” Andrew Gardner, a Toolbox teaching assistant, said. He works at the Toolbox where he helps people complete their projects.

[Jay] hacked a Blu-Ray laser diode into a keychain enclosure.He found a heavy brass keychain light from Lowe’s and stuffed the diode and a larger battery inside. The existing batteries weren’t ...