Featuring a highly intuitive interface granting access to all light modes easily & efficiently, the Princeton Tec Sync head torch is a great aid for running or cycling in low visibility areas & poor weather conditions, it's excellent for casual non-sport activities like fishing. You can rotate trough modes with power dial to pick the best suitable lighting for the occasion, & when you need that extra vision try out the dual beam mode granting spot & flood illumination. The torch is designed from durable materials including the superb asymmetrical single arm bracket, plus it's weighs a merely 2.93oz (83g), which makes it absolutely ideal for climbing.