A lightweight, compact emergency headlamp that's perfect for stashing in your pack when there's a chance of being benighted. The slim aluminum housing and minimal strap make it easy to pack into the zip pocket of many chalk bags. Delivers 40 lumens on full beam, and also includes red, strobe, and SOS modes. Waterproof and runs off 2 CR2032 batteries (included). Weighs 27 g (1.0 oz).