Specification: Product name: Cross Metal Keychain With 3x 22.5mm Tritium
Material: Zinc plate silver alloy + Acrylic Keychain
Size:28mm x 48mm (diameter x length) Tritium
Size: 3x 22.5mm (diameter x length)
Colour:green, blue, orange Weight:15g
Features:1. The Ultimate Glow-In-The-Dark Gadget Keychain light 2. Unbreakable polycarbonate casing, can be used in underwater 100M3. Self-Luminous about 15 years (without any external energy)4. Suit for in key string, backpack, mobile phone chain, pet chain, the head of a bed, & so on. In the KTV, bar, no dark place, only you in the glow!! Package included:1 x Cross Metal Keychain With 3x 22.5mm Tritium