Ferei AA Battery Box (HL40II)
AA battery pack, which can be used with HL40II head torches (AA and chargeable versions compatible). The waterproof box can hold 3x AA batteries for a fast swap during races. Also ideal for overnight or multi-night runs.
- Require 3x AA batteries (not included)
- Compatible with Ferei HL40II and HL40AAII head torches
- Weight - 50g without battery
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