The everyday carry Radiant 100 Keychain Flashlight boasts 100 lumens of bright and powerful light in an aluminum body that&';s compact enough to fit right on your keychain. Powered by a single, easily replaceable AAA battery, this conveniently accessible flashlight is operated with a simple twist, features high and low modes, and comes with an S-Biner MicroLock for easy attachment and detachment. This flashlight is waterproof, drop-tested up to 1m, and built to last.