The Spark can be connected to your keychain, or any zipper on your range bag, backpack, sleeping bag, or tent.
Tritium is self-powered and self-reliant, just like you. It doesn't require an outside charge and has a half-life of 12.23 years.
Features:
- Cylindrical Green or Blue Tritium Lamp Included
- Available in a single or 3 packs
- Injection Molded Polycarbonate Casing
- Glass Breaker Tip
- Keychain Hole / Lanyard Loop
- Keyring
- Waterproof
Dimensions:
Length (excluding keyring): 0.825"
Diameter (excluding keyring): 0.31"
Made in China