1pcs Trit Vials Tritium Multicolor Self-luminous 15-Years 3x22.5mm

Specification:
Product name: 3x22.5mm Trit Vials
Material: Tritium gas
Waterproof: 100m
light range:7-8cm
Color: green,red ,blue
Weight:5g
Size: 3x22.5mm
Quantity:1pcs

Features:
Glows continuously for 15 years
Bright and visible unique clear white glow
Completely contained and self-powered
Perfect for space flight and aviation,instrument,war industry and collimator.Or decorations,horologe,luxury and glasses.

Package included:
1 x 3x22.5mm Trit Vials