Mammut Lucido TR1 Headlamp with Ambient Light The four Definition.LEDs with 20 meters light range and 60 hours operation time LED Type: 4 x Definition. LED Battery Life Max: 60 h Light Pattern: Flood-Light HIGH 20 m / 25 h, Flood-Light LOW 12 m / 60 h 3 / AAA batteries incl. Lightweight, streamlined, and surprisingly bright headlamp Ideally suited to outdoor running, walking, and hiking Features four LEDs with 20-meter light range and 45-degree floodlight angle Case weighs only 72 grams; includes emergency signal function; runs for 60 hours on three AAA batteries (included) Included Ambient light can be mounted on headlamp for diffused lighting in tent, cooking, or reading, and requires no additional batteries