The TEC Accessories Isotope Triode Fob has 3 locations for glass tritium vials - not included.

When you purchase & fit the tritium vials they will glow for many years without the need to "charge" in sunlight or UV light.

Each of the 3 bore holes can hold either one tritium vial dimension 3mm x 23mm or two vials of dimensions 3mm x 11mm - this allows amazing colour combinations!

Attach the fob to a keyring or camping gear or zipper pulls etc to eneable easy location in the dark without a torch.

The housing is manufactured in titanium & bead blasted for an even matte finish.

The set includes the fob, 5 rubber plugs, 2 o-rings, 1 split ring.

** Does not include tritium glow vials **