Explore the Ysmart Bullet2: a versatile flashlight with quick-release, magnetic base, and premium materials for everyday and outdoor use.

They may be small, but having certain tools and gadgets on your keychain can come in handy when you least expect it. Here are ...

Explore the fascinating process of creating a rechargeable LED keychain light. Witness each intricate step, from assembling materials to the final product, designed for convenience and portability.

Ysmart Bullet 2 EDC Flashlight What's especially neat about the Bullet2 is its quick-release magnetic base. The base remains attached to your keychain, carabiner, or backpack zipper, and lets you ...

[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 ...