Cylindrical Metal Keychain With 15Years Self-Luminous 3x22.5mm Tritium

Specification: Product name: Cylindrical Metal Keychain With 3x22.5mm Tritium Material: Zinc plate silver alloy +Acrylic Keychain Size:8mm x 48mm (diameter x length) Tritium Size: 3x22.5mm (diameter x length) Color:green,blue,orange Weight:10g Features: 1.The Ultimate Glow-In-The-Dark Gadget Keychain light 2.Unbreakable polycarbonate casing,can be used in underwater 100M 3.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, and so on.In the KTV, bar, no dark place, only you in the glow.. Package included: 1 x Cylindrical Metal Keychain With 3x22.5mm Tritium