The Silva SCOUT 3XT - Introducing the lightweight and compact Silva Scout headlamp series, designed for versatile outdoor activities. With a large on/off button. Silva Intelligent Light - uniform light scattering in width and distance. The Scout 3XT model has two white diodes with a total output of 350 lumens and one red diode. Thanks to the wide elastic strap with a silicone section, the headband fits perfectly. Powered by 3xAAA or a 4.6Wh rechargeable Silva Hybrid Battery which can be purchased separately.