Accessories

they hold their capacity significantly better than alkaline ones, which drop to a fraction of their value in winter. Always carry a spare set, even for a rechargeable head torch; a dead torch halfway down a descent is a situation you do not want to deal with in the dark. Store batteries outside the device if you won't use it for months, as a leaking battery will destroy the contacts. A spare headband or case is a small detail, but it will extend the life of a head torch that would otherwise be discarded due to a torn strap.