Copper Brass Cylinder Keychain Lantern With 3x22.5mm Tritium Vials

Specification: Product name: Copper Brass Cylinder Keychain Lantern Material: Copper Keychain size: 33mm x 9-10mm(length x width) Weight: 7.6g Tritium Vials Size: 3x22.5mm Tritium Vials Color: green,blue,white,orange Features: 1.It is a keychain fob specifically designed to hold a standard 3x22.5mm self-luminous tritium vial. 2.Tritium vials come in a variety of colors, and will glow for many years without requiring any type of "charging" from sunlight. 3.The light never needs batteries, and is really only visible as a glow in low light conditions inside about 30 feet. Pretty much its just a cool way to accessorize your stuff. Package included: 1 x Copper Brass Cylinder Keychain Lantern