The Tritium Glow Fob is one of the most versatile tools in the Glow Rhino lineup, designed to help you quickly locate your gear in low-light conditions. Whether attached to your keychain, range bag, backpack, sleeping bag, or tent zipper, it ensures you can find what you need when you need it. Powered by self-sustaining tritium, this fob requires no external charging and provides consistent illumination over time. Built with durable materials and precision machining, it s both a practical everyday carry item and a unique gift or conversation starter. Product Details Length (excluding keyring): 1.45" Diameter (excluding keyring): 0.33" Precision CNC machined construction Durable black nitride finish Product Features 1 cylindrical tritium lamp included Polycarbonate tritium lamp casing Integrated glass breaker tip Keychain hole / lanyard loop Includes keyring Waterproof construction