1.focus zoom:4-40 degree 2.battery:1 18650 Lithium/2 3V CR123A lithium 3.led:CREE Q4 4.Light output:180Lm 5.Max range:200m 3W CREE Q4 LED Focus Zoom Headlight / HeadlampApplication: inspection, search, first aid, targeting, etc., such as appreciation of jewelry Specifications:1. Light source:Advanced LED2. Battery Rated capacity: 2800mAh3. Light output: 180LM4. Light lifetime: 100,000 hrs5. 110- ...