A super-compact, super-reliable headlamp designed for emergency and back-up use, that weighs only 26g. Waterproof IPX7 construction, switch lock-out, lithium batteries with a 10-year storage life, and a robust carry case mean you can throw it in your backpack, saddle-bag, or first aid kit and forget about it until required. Features include: Ultra-compact and ultra-light emergency headlamp to always have with you. Always ready to use, can be stored with batteries (lithium CR 2032) for 10 years. White lighting allows you to move around easily in the dark. For emergency situations, the powerful red LED allows you to be seen from a distance. Locking on/off switch designed to prevent accidental operation. Withstands extreme temperatures: -30°C to +60°C. Waterproof to -1 meter for 30 minutes (IPX7). Built-in whistle. Supplied with durable protective case. 10 year guarantee. Light output: 30 LUMENS. Battery life: up to 12 hours (depending on brightness setting). Batteries: x2 CR2032 lithium watch batteries. Weight: 26g.