Specification:
Product name: 1.5x6mm Tritium Tube Leaf-shaped Necklace
Waterproof: 100m
Material: Tritium gas
light range:7-8cm
Color: orange，green，blue(please choose the color you want )
Weight:5g
Size: 1.5x 6mm

Features:
Glows continuously for 15 years
Bright and visible unique clear white glow
Completely contained and self-powered
Great gift to firends and family.

Package included:
1 x 1.5x6mm Tritium Tube Leaf-shaped Necklace