• The Isotope Tandem is an economical way to add a functional glow to anything you attach it to.
  • The unique & versatile TEC-S311T Isotope Tandem Fob is designed around the use of a glass tritium vial (not included), which will glow continuously for many years without needing to charge it from sunlight or UV light.
  • You can also change out the vial anytime you like for different glow colors.

£15.95

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SKU: TEC-TEC-S311T Categories: ,